X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/9c40b4d36daed9e28e48a5fe9205c32557195a4b..1c09677af04c9e37714e09b73eb9dbc5b2e3eb13:/wp-includes/class-simplepie.php diff --git a/wp-includes/class-simplepie.php b/wp-includes/class-simplepie.php index 21cc5d24..45c33c86 100644 --- a/wp-includes/class-simplepie.php +++ b/wp-includes/class-simplepie.php @@ -5,7 +5,7 @@ * A PHP-Based RSS and Atom Feed Framework. * Takes the hard work out of managing a complete RSS/Atom solution. * - * Copyright (c) 2004-2008, Ryan Parman and Geoffrey Sneddon + * Copyright (c) 2004-2009, Ryan Parman and Geoffrey Sneddon * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are @@ -33,8 +33,8 @@ * POSSIBILITY OF SUCH DAMAGE. * * @package SimplePie - * @version 1.1.3 - * @copyright 2004-2008 Ryan Parman, Geoffrey Sneddon + * @version 1.2 + * @copyright 2004-2009 Ryan Parman, Geoffrey Sneddon * @author Ryan Parman * @author Geoffrey Sneddon * @link http://simplepie.org/ SimplePie @@ -51,12 +51,12 @@ define('SIMPLEPIE_NAME', 'SimplePie'); /** * SimplePie Version */ -define('SIMPLEPIE_VERSION', '1.1.3'); +define('SIMPLEPIE_VERSION', '1.2'); /** * SimplePie Build */ -define('SIMPLEPIE_BUILD', 20081219); +define('SIMPLEPIE_BUILD', '20090627192103'); /** * SimplePie Website URL @@ -241,6 +241,21 @@ define('SIMPLEPIE_CONSTRUCT_MAYBE_HTML', 32); */ define('SIMPLEPIE_CONSTRUCT_ALL', 63); +/** + * Don't change case + */ +define('SIMPLEPIE_SAME_CASE', 1); + +/** + * Change to lowercase + */ +define('SIMPLEPIE_LOWERCASE', 2); + +/** + * Change to uppercase + */ +define('SIMPLEPIE_UPPERCASE', 4); + /** * PCRE for HTML attributes */ @@ -376,11 +391,6 @@ define('SIMPLEPIE_FILE_SOURCE_FILE_GET_CONTENTS', 16); * SimplePie * * @package SimplePie - * @version "Razzleberry" - * @copyright 2004-2007 Ryan Parman, Geoffrey Sneddon - * @author Ryan Parman - * @author Geoffrey Sneddon - * @todo Option for type of fetching (cache, not modified header, fetch, etc.) */ class SimplePie { @@ -638,6 +648,13 @@ class SimplePie */ var $max_checked_feeds = 10; + /** + * @var array All the feeds found during the autodiscovery process + * @see SimplePie::get_all_discovered_feeds() + * @access private + */ + var $all_discovered_feeds = array(); + /** * @var string Web-accessible path to the handler_favicon.php file. * @see SimplePie::set_favicon_handler() @@ -751,21 +768,24 @@ class SimplePie */ function __destruct() { - if (!empty($this->data['items'])) + if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode')) { - foreach ($this->data['items'] as $item) + if (!empty($this->data['items'])) { - $item->__destruct(); + foreach ($this->data['items'] as $item) + { + $item->__destruct(); + } + unset($item, $this->data['items']); } - unset($this->data['items']); - } - if (!empty($this->data['ordered_items'])) - { - foreach ($this->data['ordered_items'] as $item) + if (!empty($this->data['ordered_items'])) { - $item->__destruct(); + foreach ($this->data['ordered_items'] as $item) + { + $item->__destruct(); + } + unset($item, $this->data['ordered_items']); } - unset($this->data['ordered_items']); } } @@ -1437,7 +1457,7 @@ class SimplePie */ function set_favicon_handler($page = false, $qs = 'i') { - if ($page != false) + if ($page !== false) { $this->favicon_handler = $page . '?' . $qs . '='; } @@ -1456,7 +1476,7 @@ class SimplePie */ function set_image_handler($page = false, $qs = 'i') { - if ($page != false) + if ($page !== false) { $this->sanitize->set_image_handler($page . '?' . $qs . '='); } @@ -1479,45 +1499,31 @@ class SimplePie function init() { + // Check absolute bare minimum requirements. if ((function_exists('version_compare') && version_compare(PHP_VERSION, '4.3.0', '<')) || !extension_loaded('xml') || !extension_loaded('pcre')) { return false; } - if (isset($_GET[$this->javascript])) + // Then check the xml extension is sane (i.e., libxml 2.7.x issue on PHP < 5.2.9 and libxml 2.7.0 to 2.7.2 on any version) if we don't have xmlreader. + elseif (!extension_loaded('xmlreader')) { - if (function_exists('ob_gzhandler')) + static $xml_is_sane = null; + if ($xml_is_sane === null) { - ob_start('ob_gzhandler'); + $parser_check = xml_parser_create(); + xml_parse_into_struct($parser_check, '&', $values); + xml_parser_free($parser_check); + $xml_is_sane = isset($values[0]['value']); } - header('Content-type: text/javascript; charset: UTF-8'); - header('Cache-Control: must-revalidate'); - header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days - ?> -function embed_odeo(link) { - document.writeln(''); -} - -function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) { - if (placeholder != '') { - document.writeln(''); - } - else { - document.writeln(''); - } -} - -function embed_flash(bgcolor, width, height, link, loop, type) { - document.writeln(''); -} - -function embed_flv(width, height, link, placeholder, loop, player) { - document.writeln(''); -} + if (!$xml_is_sane) + { + return false; + } + } -function embed_wmedia(width, height, link) { - document.writeln(''); -} - javascript])) + { + SimplePie_Misc::output_javascript(); exit; } @@ -1547,13 +1553,13 @@ function embed_wmedia(width, height, link) { if (!empty($this->data)) { // If the cache is for an outdated build of SimplePie - if (!isset($this->data['build']) || $this->data['build'] != SIMPLEPIE_BUILD) + if (!isset($this->data['build']) || $this->data['build'] !== SIMPLEPIE_BUILD) { $cache->unlink(); $this->data = array(); } // If we've hit a collision just rerun it with caching disabled - elseif (isset($this->data['url']) && $this->data['url'] != $this->feed_url) + elseif (isset($this->data['url']) && $this->data['url'] !== $this->feed_url) { $cache = false; $this->data = array(); @@ -1565,7 +1571,7 @@ function embed_wmedia(width, height, link) { if ($cache->mtime() + $this->autodiscovery_cache_duration > time()) { // Do not need to do feed autodiscovery yet. - if ($this->data['feed_url'] == $this->data['url']) + if ($this->data['feed_url'] === $this->data['url']) { $cache->unlink(); $this->data = array(); @@ -1595,7 +1601,7 @@ function embed_wmedia(width, height, link) { $file =& new $this->file_class($this->feed_url, $this->timeout/10, 5, $headers, $this->useragent, $this->force_fsockopen); if ($file->success) { - if ($file->status_code == 304) + if ($file->status_code === 304) { $cache->touch(); return true; @@ -1627,7 +1633,7 @@ function embed_wmedia(width, height, link) { // If we don't already have the file (it'll only exist if we've opened it to check if the cache has been modified), open it. if (!isset($file)) { - if (is_a($this->file, 'SimplePie_File') && $this->file->url == $this->feed_url) + if (is_a($this->file, 'SimplePie_File') && $this->file->url === $this->feed_url) { $file =& $this->file; } @@ -1637,7 +1643,7 @@ function embed_wmedia(width, height, link) { } } // If the file connection has an error, set SimplePie::error to that and quit - if (!$file->success) + if (!$file->success && !($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300))) { $this->error = $file->error; if (!empty($this->data)) @@ -1658,14 +1664,14 @@ function embed_wmedia(width, height, link) { { // We need to unset this so that if SimplePie::set_file() has been called that object is untouched unset($file); - if ($file = $locate->find($this->autodiscovery)) + if ($file = $locate->find($this->autodiscovery, $this->all_discovered_feeds)) { if ($cache) { $this->data = array('url' => $this->feed_url, 'feed_url' => $file->url, 'build' => SIMPLEPIE_BUILD); if (!$cache->save($this)) { - trigger_error("$cache->name is not writeable", E_USER_WARNING); + trigger_error("$this->cache_location is not writeable", E_USER_WARNING); } $cache = call_user_func(array($this->cache_class, 'create'), $this->cache_location, call_user_func($this->cache_name_function, $file->url), 'spc'); } @@ -1683,7 +1689,7 @@ function embed_wmedia(width, height, link) { $headers = $file->headers; $data = $file->body; - $sniffer = new $this->content_type_sniffer_class($file); + $sniffer =& new $this->content_type_sniffer_class($file); $sniffed = $sniffer->get_type(); } else @@ -1783,8 +1789,15 @@ function embed_wmedia(width, height, link) { } } } - // We have an error, just set SimplePie::error to it and quit - $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); + if(isset($parser)) + { + // We have an error, just set SimplePie_Misc::error to it and quit + $this->error = sprintf('XML error: %s at line %d, column %d', $parser->get_error_string(), $parser->get_current_line(), $parser->get_current_column()); + } + else + { + $this->error = 'The data could not be converted to UTF-8'; + } SimplePie_Misc::error($this->error, E_USER_NOTICE, __FILE__, __LINE__); return false; } @@ -1879,18 +1892,18 @@ function embed_wmedia(width, height, link) { $this->data['type'] &= SIMPLEPIE_TYPE_RSS_090; } } - elseif (isset($this->data['child']['']['rss'])) + elseif (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'])) { $this->data['type'] &= SIMPLEPIE_TYPE_RSS_ALL; - if (isset($this->data['child']['']['rss'][0]['attribs']['']['version'])) + if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version'])) { - switch (trim($this->data['child']['']['rss'][0]['attribs']['']['version'])) + switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['attribs']['']['version'])) { case '0.91': $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091; - if (isset($this->data['child']['']['rss'][0]['child']['']['skiphours']['hour'][0]['data'])) + if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data'])) { - switch (trim($this->data['child']['']['rss'][0]['child']['']['skiphours']['hour'][0]['data'])) + switch (trim($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['skiphours']['hour'][0]['data'])) { case '0': $this->data['type'] &= SIMPLEPIE_TYPE_RSS_091_NETSCAPE; @@ -1959,9 +1972,9 @@ function embed_wmedia(width, height, link) { { $file =& new $this->file_class($favicon, $this->timeout / 10, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen); - if ($file->success && ($file->status_code == 200 || ($file->status_code > 206 && $file->status_code < 300)) && strlen($file->body) > 0) + if ($file->success && ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300)) && strlen($file->body) > 0) { - $sniffer = new $this->content_type_sniffer_class($file); + $sniffer =& new $this->content_type_sniffer_class($file); if (substr($sniffer->get_type(), 0, 6) === 'image/') { if ($cache->save(array('headers' => $file->headers, 'body' => $file->body))) @@ -1974,6 +1987,11 @@ function embed_wmedia(width, height, link) { return $this->sanitize($favicon, SIMPLEPIE_CONSTRUCT_IRI); } } + // not an image + else + { + return false; + } } } } @@ -2018,7 +2036,7 @@ function embed_wmedia(width, height, link) { { if ($this->feed_url !== null) { - return 'outlook' . $this->sanitize(SimplePie_Misc::fix_protocol($this->feed_url, 2), SIMPLEPIE_CONSTRUCT_IRI); + return $this->sanitize('outlook' . SimplePie_Misc::fix_protocol($this->feed_url, 2), SIMPLEPIE_CONSTRUCT_IRI); } else { @@ -2063,12 +2081,12 @@ function embed_wmedia(width, height, link) { { if ($this->subscribe_url()) { - $return = $this->sanitize($feed_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->feed_url); + $return = $feed_url . rawurlencode($this->feed_url); if ($site_url !== null && $this->get_link() !== null) { - $return .= $this->sanitize($site_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->get_link()); + $return .= $site_url . rawurlencode($this->get_link()); } - return $return; + return $this->sanitize($return, SIMPLEPIE_CONSTRUCT_IRI); } else { @@ -2083,7 +2101,7 @@ function embed_wmedia(width, height, link) { function subscribe_bloglines() { - return urldecode($this->subscribe_service('http://www.bloglines.com/sub/')); + return $this->subscribe_service('http://www.bloglines.com/sub/'); } function subscribe_eskobo() @@ -2177,9 +2195,9 @@ function embed_wmedia(width, height, link) { } if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION) { - if (isset($this->data['child']['']['rss'][0]['child'][$namespace][$tag])) + if (isset($this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag])) { - return $this->data['child']['']['rss'][0]['child'][$namespace][$tag]; + return $this->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][$namespace][$tag]; } } return null; @@ -2217,7 +2235,7 @@ function embed_wmedia(width, height, link) { } if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION) { - if ($channel = $this->get_feed_tags('', 'channel')) + if ($channel = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'channel')) { if (isset($channel[0]['child'][$namespace][$tag])) { @@ -2253,7 +2271,7 @@ function embed_wmedia(width, height, link) { } if ($type & SIMPLEPIE_TYPE_RSS_SYNDICATION) { - if ($image = $this->get_channel_tags('', 'image')) + if ($image = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'image')) { if (isset($image[0]['child'][$namespace][$tag])) { @@ -2303,7 +2321,7 @@ function embed_wmedia(width, height, link) { { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - elseif ($return = $this->get_channel_tags('', 'title')) + elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } @@ -2357,9 +2375,20 @@ function embed_wmedia(width, height, link) { } $categories[] =& new $this->category_class($term, $scheme, $label); } - foreach ((array) $this->get_channel_tags('', 'category') as $category) + foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category) { - $categories[] =& new $this->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + // This is really the label, but keep this as the term also for BC. + // Label will also work on retrieving because that falls back to term. + $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT); + if (isset($category['attribs']['']['domain'])) + { + $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT); + } + else + { + $scheme = null; + } + $categories[] =& new $this->category_class($term, $scheme, null); } foreach ((array) $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category) { @@ -2591,7 +2620,7 @@ function embed_wmedia(width, height, link) { { $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); } - if ($links = $this->get_channel_tags('', 'link')) + if ($links = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link')) { $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); } @@ -2611,7 +2640,7 @@ function embed_wmedia(width, height, link) { $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key]; } } - elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) + elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) { $this->data['links'][substr($key, 41)] =& $this->data['links'][$key]; } @@ -2629,6 +2658,11 @@ function embed_wmedia(width, height, link) { } } + function get_all_discovered_feeds() + { + return $this->all_discovered_feeds; + } + function get_description() { if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'subtitle')) @@ -2647,9 +2681,9 @@ function embed_wmedia(width, height, link) { { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - elseif ($return = $this->get_channel_tags('', 'description')) + elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description')) { - return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); + return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0])); } elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_DC_11, 'description')) { @@ -2683,7 +2717,7 @@ function embed_wmedia(width, height, link) { { return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); } - elseif ($return = $this->get_channel_tags('', 'copyright')) + elseif ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } @@ -2703,7 +2737,7 @@ function embed_wmedia(width, height, link) { function get_language() { - if ($return = $this->get_channel_tags('', 'language')) + if ($return = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } @@ -2783,7 +2817,7 @@ function embed_wmedia(width, height, link) { { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - elseif ($return = $this->get_image_tags('', 'title')) + elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } @@ -2823,7 +2857,7 @@ function embed_wmedia(width, height, link) { { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); } - elseif ($return = $this->get_image_tags('', 'url')) + elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); } @@ -2843,7 +2877,7 @@ function embed_wmedia(width, height, link) { { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); } - elseif ($return = $this->get_image_tags('', 'link')) + elseif ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($return[0])); } @@ -2855,11 +2889,11 @@ function embed_wmedia(width, height, link) { function get_image_width() { - if ($return = $this->get_image_tags('', 'width')) + if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'width')) { return round($return[0]['data']); } - elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags('', 'url')) + elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url')) { return 88.0; } @@ -2871,11 +2905,11 @@ function embed_wmedia(width, height, link) { function get_image_height() { - if ($return = $this->get_image_tags('', 'height')) + if ($return = $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'height')) { return round($return[0]['data']); } - elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags('', 'url')) + elseif ($this->get_type() & SIMPLEPIE_TYPE_RSS_SYNDICATION && $this->get_image_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'url')) { return 31.0; } @@ -2887,8 +2921,9 @@ function embed_wmedia(width, height, link) { function get_item_quantity($max = 0) { + $max = (int) $max; $qty = count($this->get_items()); - if ($max == 0) + if ($max === 0) { return $qty; } @@ -2913,50 +2948,54 @@ function embed_wmedia(width, height, link) { function get_items($start = 0, $end = 0) { - if (!empty($this->multifeed_objects)) - { - return SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit); - } - elseif (!isset($this->data['items'])) + if (!isset($this->data['items'])) { - if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'entry')) + if (!empty($this->multifeed_objects)) { - $keys = array_keys($items); - foreach ($keys as $key) - { - $this->data['items'][] =& new $this->item_class($this, $items[$key]); - } + $this->data['items'] = SimplePie::merge_items($this->multifeed_objects, $start, $end, $this->item_limit); } - if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'entry')) + else { - $keys = array_keys($items); - foreach ($keys as $key) + $this->data['items'] = array(); + if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'entry')) { - $this->data['items'][] =& new $this->item_class($this, $items[$key]); + $keys = array_keys($items); + foreach ($keys as $key) + { + $this->data['items'][] =& new $this->item_class($this, $items[$key]); + } } - } - if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'item')) - { - $keys = array_keys($items); - foreach ($keys as $key) + if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'entry')) { - $this->data['items'][] =& new $this->item_class($this, $items[$key]); + $keys = array_keys($items); + foreach ($keys as $key) + { + $this->data['items'][] =& new $this->item_class($this, $items[$key]); + } } - } - if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'item')) - { - $keys = array_keys($items); - foreach ($keys as $key) + if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_10, 'item')) { - $this->data['items'][] =& new $this->item_class($this, $items[$key]); + $keys = array_keys($items); + foreach ($keys as $key) + { + $this->data['items'][] =& new $this->item_class($this, $items[$key]); + } } - } - if ($items = $this->get_channel_tags('', 'item')) - { - $keys = array_keys($items); - foreach ($keys as $key) + if ($items = $this->get_feed_tags(SIMPLEPIE_NAMESPACE_RSS_090, 'item')) + { + $keys = array_keys($items); + foreach ($keys as $key) + { + $this->data['items'][] =& new $this->item_class($this, $items[$key]); + } + } + if ($items = $this->get_channel_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'item')) { - $this->data['items'][] =& new $this->item_class($this, $items[$key]); + $keys = array_keys($items); + foreach ($keys as $key) + { + $this->data['items'][] =& new $this->item_class($this, $items[$key]); + } } } } @@ -2964,7 +3003,7 @@ function embed_wmedia(width, height, link) { if (!empty($this->data['items'])) { // If we want to order it by date, check if all items have a date, and then sort it - if ($this->order_by_date) + if ($this->order_by_date && empty($this->multifeed_objects)) { if (!isset($this->data['ordered_items'])) { @@ -2992,7 +3031,7 @@ function embed_wmedia(width, height, link) { } // Slice the data as desired - if ($end == 0) + if ($end === 0) { return array_slice($items, $start); } @@ -3007,11 +3046,17 @@ function embed_wmedia(width, height, link) { } } + /** + * @static + */ function sort_items($a, $b) { return $a->get_date('U') <= $b->get_date('U'); } + /** + * @static + */ function merge_items($urls, $start = 0, $end = 0, $limit = 0) { if (is_array($urls) && sizeof($urls) > 0) @@ -3044,7 +3089,7 @@ function embed_wmedia(width, height, link) { usort($items, array('SimplePie', 'sort_items')); } - if ($end == 0) + if ($end === 0) { return array_slice($items, $start); } @@ -3082,7 +3127,10 @@ class SimplePie_Item */ function __destruct() { - unset($this->feed); + if ((version_compare(PHP_VERSION, '5.3', '<') || !gc_enabled()) && !ini_get('zend.ze1_compatibility_mode')) + { + unset($this->feed); + } } function get_item_tags($namespace, $tag) @@ -3124,7 +3172,7 @@ class SimplePie_Item { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } - elseif ($return = $this->get_item_tags('', 'guid')) + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } @@ -3175,7 +3223,7 @@ class SimplePie_Item { $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - elseif ($return = $this->get_item_tags('', 'title')) + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title')) { $this->data['title'] = $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } @@ -3209,7 +3257,7 @@ class SimplePie_Item { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - elseif ($return = $this->get_item_tags('', 'description')) + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_HTML, $this->get_base($return[0])); } @@ -3299,9 +3347,20 @@ class SimplePie_Item } $categories[] =& new $this->feed->category_class($term, $scheme, $label); } - foreach ((array) $this->get_item_tags('', 'category') as $category) + foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category) { - $categories[] =& new $this->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + // This is really the label, but keep this as the term also for BC. + // Label will also work on retrieving because that falls back to term. + $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT); + if (isset($category['attribs']['']['domain'])) + { + $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT); + } + else + { + $scheme = null; + } + $categories[] =& new $this->feed->category_class($term, $scheme, null); } foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category) { @@ -3406,9 +3465,6 @@ class SimplePie_Item } } - /** - * @todo Atom inheritance (item author, source author, feed author) - */ function get_authors() { $authors = array(); @@ -3456,7 +3512,7 @@ class SimplePie_Item $authors[] =& new $this->feed->author_class($name, $url, $email); } } - if ($author = $this->get_item_tags('', 'author')) + if ($author = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'author')) { $authors[] =& new $this->feed->author_class(null, null, $this->sanitize($author[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT)); } @@ -3535,7 +3591,7 @@ class SimplePie_Item { $this->data['date']['raw'] = $return[0]['data']; } - elseif ($return = $this->get_item_tags('', 'pubDate')) + elseif ($return = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'pubDate')) { $this->data['date']['raw'] = $return[0]['data']; } @@ -3656,13 +3712,13 @@ class SimplePie_Item { $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); } - if ($links = $this->get_item_tags('', 'link')) + if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link')) { $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); } - if ($links = $this->get_item_tags('', 'guid')) + if ($links = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'guid')) { - if (!isset($links[0]['attribs']['']['isPermaLink']) || strtolower(trim($links[0]['attribs']['']['isPermaLink'])) == 'true') + if (!isset($links[0]['attribs']['']['isPermaLink']) || strtolower(trim($links[0]['attribs']['']['isPermaLink'])) === 'true') { $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); } @@ -3683,7 +3739,7 @@ class SimplePie_Item $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key]; } } - elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) + elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) { $this->data['links'][substr($key, 41)] =& $this->data['links'][$key]; } @@ -4249,7 +4305,7 @@ class SimplePie_Item $restriction_relationship = 'allow'; $restriction_type = null; $restriction_value = 'itunes'; - if (isset($restriction['data']) && strtolower($restriction['data']) == 'yes') + if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes') { $restriction_relationship = 'deny'; } @@ -4285,7 +4341,7 @@ class SimplePie_Item $restriction_relationship = 'allow'; $restriction_type = null; $restriction_value = 'itunes'; - if (isset($restriction['data']) && strtolower($restriction['data']) == 'yes') + if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes') { $restriction_relationship = 'deny'; } @@ -5396,7 +5452,7 @@ class SimplePie_Item foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'link') as $link) { - if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] == 'enclosure') + if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure') { // Attributes $bitrate = null; @@ -5431,7 +5487,7 @@ class SimplePie_Item foreach ((array) $this->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_03, 'link') as $link) { - if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] == 'enclosure') + if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure') { // Attributes $bitrate = null; @@ -5464,7 +5520,7 @@ class SimplePie_Item } } - if ($enclosure = $this->get_item_tags('', 'enclosure')) + if ($enclosure = $this->get_item_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'enclosure')) { if (isset($enclosure[0]['attribs']['']['url'])) { @@ -5499,7 +5555,7 @@ class SimplePie_Item } } - if (sizeof($this->data['enclosures']) == 0 && ($url || $type || $length || $bitrate || $captions_parent || $categories_parent || $channels || $copyrights_parent || $credits_parent || $description_parent || $duration_parent || $expression || $framerate || $hashes_parent || $height || $keywords_parent || $lang || $medium || $player_parent || $ratings_parent || $restrictions_parent || $samplingrate || $thumbnails_parent || $title_parent || $width)) + if (sizeof($this->data['enclosures']) === 0 && ($url || $type || $length || $bitrate || $captions_parent || $categories_parent || $channels || $copyrights_parent || $credits_parent || $description_parent || $duration_parent || $expression || $framerate || $hashes_parent || $height || $keywords_parent || $lang || $medium || $player_parent || $ratings_parent || $restrictions_parent || $samplingrate || $thumbnails_parent || $title_parent || $width)) { // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor $this->data['enclosures'][] =& new $this->feed->enclosure_class($url, $type, $length, $this->feed->javascript, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width); @@ -5578,16 +5634,16 @@ class SimplePie_Item { if ($this->get_permalink() !== null) { - $return = $this->sanitize($item_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->get_permalink()); + $return = $item_url . rawurlencode($this->get_permalink()); if ($title_url !== null && $this->get_title() !== null) { - $return .= $this->sanitize($title_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->get_title()); + $return .= $title_url . rawurlencode($this->get_title()); } if ($summary_url !== null && $this->get_description() !== null) { - $return .= $this->sanitize($summary_url, SIMPLEPIE_CONSTRUCT_IRI) . rawurlencode($this->get_description()); + $return .= $summary_url . rawurlencode($this->get_description()); } - return $return; + return $this->sanitize($return, SIMPLEPIE_CONSTRUCT_IRI); } else { @@ -5682,14 +5738,6 @@ class SimplePie_Source return md5(serialize($this->data)); } - /** - * Remove items that link back to this before destroying this object - */ - function __destruct() - { - unset($this->item); - } - function get_source_tags($namespace, $tag) { if (isset($this->data['child'][$namespace][$tag])) @@ -5735,7 +5783,7 @@ class SimplePie_Source { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - elseif ($return = $this->get_source_tags('', 'title')) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'title')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } @@ -5789,9 +5837,20 @@ class SimplePie_Source } $categories[] =& new $this->item->feed->category_class($term, $scheme, $label); } - foreach ((array) $this->get_source_tags('', 'category') as $category) + foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'category') as $category) { - $categories[] =& new $this->item->feed->category_class($this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT), null, null); + // This is really the label, but keep this as the term also for BC. + // Label will also work on retrieving because that falls back to term. + $term = $this->sanitize($category['data'], SIMPLEPIE_CONSTRUCT_TEXT); + if (isset($category['attribs']['']['domain'])) + { + $scheme = $this->sanitize($category['attribs']['']['domain'], SIMPLEPIE_CONSTRUCT_TEXT); + } + else + { + $scheme = null; + } + $categories[] =& new $this->item->feed->category_class($term, $scheme, null); } foreach ((array) $this->get_source_tags(SIMPLEPIE_NAMESPACE_DC_11, 'subject') as $category) { @@ -6023,7 +6082,7 @@ class SimplePie_Source { $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); } - if ($links = $this->get_source_tags('', 'link')) + if ($links = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'link')) { $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], SIMPLEPIE_CONSTRUCT_IRI, $this->get_base($links[0])); } @@ -6043,7 +6102,7 @@ class SimplePie_Source $this->data['links'][SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY . $key] =& $this->data['links'][$key]; } } - elseif (substr($key, 0, 41) == SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) + elseif (substr($key, 0, 41) === SIMPLEPIE_IANA_LINK_RELATIONS_REGISTRY) { $this->data['links'][substr($key, 41)] =& $this->data['links'][$key]; } @@ -6079,7 +6138,7 @@ class SimplePie_Source { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } - elseif ($return = $this->get_source_tags('', 'description')) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'description')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_MAYBE_HTML, $this->get_base($return[0])); } @@ -6115,7 +6174,7 @@ class SimplePie_Source { return $this->sanitize($return[0]['data'], SimplePie_Misc::atom_03_construct_type($return[0]['attribs']), $this->get_base($return[0])); } - elseif ($return = $this->get_source_tags('', 'copyright')) + elseif ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'copyright')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } @@ -6135,7 +6194,7 @@ class SimplePie_Source function get_language() { - if ($return = $this->get_source_tags('', 'language')) + if ($return = $this->get_source_tags(SIMPLEPIE_NAMESPACE_RSS_20, 'language')) { return $this->sanitize($return[0]['data'], SIMPLEPIE_CONSTRUCT_TEXT); } @@ -6934,11 +6993,11 @@ class SimplePie_Enclosure $mime = $mime[0]; // Process values for 'auto' - if ($width == 'auto') + if ($width === 'auto') { - if ($mime == 'video') + if ($mime === 'video') { - if ($height == 'auto') + if ($height === 'auto') { $width = 480; } @@ -6957,15 +7016,15 @@ class SimplePie_Enclosure } } - if ($height == 'auto') + if ($height === 'auto') { - if ($mime == 'audio') + if ($mime === 'audio') { $height = 0; } - elseif ($mime == 'video') + elseif ($mime === 'video') { - if ($width == 'auto') + if ($width === 'auto') { if ($widescreen) { @@ -6990,17 +7049,17 @@ class SimplePie_Enclosure $height = 376; } } - elseif ($mime == 'audio') + elseif ($mime === 'audio') { $height = 0; } // Set proper placeholder value - if ($mime == 'audio') + if ($mime === 'audio') { $placeholder = $audio; } - elseif ($mime == 'video') + elseif ($mime === 'video') { $placeholder = $video; } @@ -7019,7 +7078,7 @@ class SimplePie_Enclosure } // Odeo Feed MP3's - if ($handler == 'odeo') + if ($handler === 'odeo') { if ($native) { @@ -7032,7 +7091,7 @@ class SimplePie_Enclosure } // Flash - elseif ($handler == 'flash') + elseif ($handler === 'flash') { if ($native) { @@ -7046,7 +7105,7 @@ class SimplePie_Enclosure // Flash Media Player file types. // Preferred handler for MP3 file types. - elseif ($handler == 'fmedia' || ($handler == 'mp3' && $mediaplayer != '')) + elseif ($handler === 'fmedia' || ($handler === 'mp3' && $mediaplayer !== '')) { $height += 20; if ($native) @@ -7061,15 +7120,17 @@ class SimplePie_Enclosure // QuickTime 7 file types. Need to test with QuickTime 6. // Only handle MP3's if the Flash Media Player is not present. - elseif ($handler == 'quicktime' || ($handler == 'mp3' && $mediaplayer == '')) + elseif ($handler === 'quicktime' || ($handler === 'mp3' && $mediaplayer === '')) { $height += 16; if ($native) { - if ($placeholder != ""){ + if ($placeholder !== '') + { $embed .= "get_link() . "\" src=\"$placeholder\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"false\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\">"; } - else { + else + { $embed .= "get_link() . "\" width=\"$width\" height=\"$height\" autoplay=\"false\" target=\"myself\" controller=\"true\" loop=\"$loop\" scale=\"aspect\" bgcolor=\"$bgcolor\" pluginspage=\"http://apple.com/quicktime/download/\">"; } } @@ -7080,7 +7141,7 @@ class SimplePie_Enclosure } // Windows Media - elseif ($handler == 'wmedia') + elseif ($handler === 'wmedia') { $height += 45; if ($native) @@ -7102,7 +7163,7 @@ class SimplePie_Enclosure function get_real_type($find_handler = false) { // If it's Odeo, let's get it out of the way. - if (substr(strtolower($this->get_link()), 0, 15) == 'http://odeo.com') + if (substr(strtolower($this->get_link()), 0, 15) === 'http://odeo.com') { return 'odeo'; } @@ -7630,7 +7691,7 @@ class SimplePie_File } $this->headers = curl_exec($fp); - if (curl_errno($fp) == 23 || curl_errno($fp) == 61) + if (curl_errno($fp) === 23 || curl_errno($fp) === 61) { curl_setopt($fp, CURLOPT_ENCODING, 'none'); $this->headers = curl_exec($fp); @@ -7652,7 +7713,7 @@ class SimplePie_File $this->headers = $parser->headers; $this->body = $parser->body; $this->status_code = $parser->status_code; - if (($this->status_code == 300 || $this->status_code == 301 || $this->status_code == 302 || $this->status_code == 303 || $this->status_code == 307 || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) + if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) { $this->redirects++; $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url); @@ -7665,7 +7726,7 @@ class SimplePie_File { $this->method = SIMPLEPIE_FILE_SOURCE_REMOTE | SIMPLEPIE_FILE_SOURCE_FSOCKOPEN; $url_parts = parse_url($url); - if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) == 'https') + if (isset($url_parts['scheme']) && strtolower($url_parts['scheme']) === 'https') { $url_parts['host'] = "ssl://$url_parts[host]"; $url_parts['port'] = 443; @@ -7733,7 +7794,7 @@ class SimplePie_File $this->headers = $parser->headers; $this->body = $parser->body; $this->status_code = $parser->status_code; - if (($this->status_code == 300 || $this->status_code == 301 || $this->status_code == 302 || $this->status_code == 303 || $this->status_code == 307 || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) + if ((in_array($this->status_code, array(300, 301, 302, 303, 307)) || $this->status_code > 307 && $this->status_code < 400) && isset($this->headers['location']) && $this->redirects < $redirects) { $this->redirects++; $location = SimplePie_Misc::absolutize_url($this->headers['location'], $url); @@ -7746,7 +7807,7 @@ class SimplePie_File { case 'gzip': case 'x-gzip': - $decoder = new SimplePie_gzdecode($this->body); + $decoder =& new SimplePie_gzdecode($this->body); if (!$decoder->parse()) { $this->error = 'Unable to decode HTTP "gzip" stream'; @@ -8440,7 +8501,7 @@ class SimplePie_gzdecode if ($this->flags & 8) { // Get the length of the filename - $len = strspn($this->compressed_data, "\x00", $this->position); + $len = strcspn($this->compressed_data, "\x00", $this->position); // Check the length of the string is still valid $this->min_compressed_size += $len + 1; @@ -8460,7 +8521,7 @@ class SimplePie_gzdecode if ($this->flags & 16) { // Get the length of the comment - $len = strspn($this->compressed_data, "\x00", $this->position); + $len = strcspn($this->compressed_data, "\x00", $this->position); // Check the length of the string is still valid $this->min_compressed_size += $len + 1; @@ -8558,7 +8619,19 @@ class SimplePie_Cache */ function create($location, $filename, $extension) { - return new SimplePie_Cache_File($location, $filename, $extension); + $location_iri =& new SimplePie_IRI($location); + switch ($location_iri->get_scheme()) + { + case 'mysql': + if (extension_loaded('mysql')) + { + return new SimplePie_Cache_MySQL($location_iri, $filename, $extension); + } + break; + + default: + return new SimplePie_Cache_File($location, $filename, $extension); + } } } @@ -8572,9 +8645,9 @@ class SimplePie_Cache_File function SimplePie_Cache_File($location, $filename, $extension) { $this->location = $location; - $this->filename = rawurlencode($filename); - $this->extension = rawurlencode($extension); - $this->name = "$location/$this->filename.$this->extension"; + $this->filename = $filename; + $this->extension = $extension; + $this->name = "$this->location/$this->filename.$this->extension"; } function save($data) @@ -8643,128 +8716,414 @@ class SimplePie_Cache_File } } -class SimplePie_Misc +class SimplePie_Cache_DB { - function time_hms($seconds) + function prepare_simplepie_object_for_cache($data) { - $time = ''; + $items = $data->get_items(); + $items_by_id = array(); - $hours = floor($seconds / 3600); - $remainder = $seconds % 3600; - if ($hours > 0) + if (!empty($items)) { - $time .= $hours.':'; + foreach ($items as $item) + { + $items_by_id[$item->get_id()] = $item; + } + + if (count($items_by_id) !== count($items)) + { + $items_by_id = array(); + foreach ($items as $item) + { + $items_by_id[$item->get_id(true)] = $item; + } + } + + if (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0])) + { + $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]; + } + elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0])) + { + $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]; + } + elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0])) + { + $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]; + } + elseif (isset($data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0])) + { + $channel =& $data->data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]['child'][SIMPLEPIE_NAMESPACE_RSS_20]['channel'][0]; + } + else + { + $channel = null; + } + + if ($channel !== null) + { + if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry'])) + { + unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry']); + } + if (isset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry'])) + { + unset($channel['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['entry']); + } + if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item'])) + { + unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_10]['item']); + } + if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item'])) + { + unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_090]['item']); + } + if (isset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item'])) + { + unset($channel['child'][SIMPLEPIE_NAMESPACE_RSS_20]['item']); + } + } + if (isset($data->data['items'])) + { + unset($data->data['items']); + } + if (isset($data->data['ordered_items'])) + { + unset($data->data['ordered_items']); + } } + return array(serialize($data->data), $items_by_id); + } +} - $minutes = floor($remainder / 60); - $seconds = $remainder % 60; - if ($minutes < 10 && $hours > 0) +class SimplePie_Cache_MySQL extends SimplePie_Cache_DB +{ + var $mysql; + var $options; + var $id; + + function SimplePie_Cache_MySQL($mysql_location, $name, $extension) + { + $host = $mysql_location->get_host(); + if (SimplePie_Misc::stripos($host, 'unix(') === 0 && substr($host, -1) === ')') { - $minutes = '0' . $minutes; + $server = ':' . substr($host, 5, -1); } - if ($seconds < 10) + else { - $seconds = '0' . $seconds; + $server = $host; + if ($mysql_location->get_port() !== null) + { + $server .= ':' . $mysql_location->get_port(); + } } - $time .= $minutes.':'; - $time .= $seconds; - - return $time; - } + if (strpos($mysql_location->get_userinfo(), ':') !== false) + { + list($username, $password) = explode(':', $mysql_location->get_userinfo(), 2); + } + else + { + $username = $mysql_location->get_userinfo(); + $password = null; + } - function absolutize_url($relative, $base) - { - if ($relative !== '') + if ($this->mysql = mysql_connect($server, $username, $password)) { - $relative = SimplePie_Misc::parse_url($relative); - if ($relative['scheme'] !== '') + $this->id = $name . $extension; + $this->options = SimplePie_Misc::parse_str($mysql_location->get_query()); + if (!isset($this->options['prefix'][0])) { - $target = $relative; + $this->options['prefix'][0] = ''; } - elseif ($base !== '') + + if (mysql_select_db(ltrim($mysql_location->get_path(), '/')) + && mysql_query('SET NAMES utf8') + && ($query = mysql_unbuffered_query('SHOW TABLES'))) { - $base = SimplePie_Misc::parse_url($base); - $target = SimplePie_Misc::parse_url(''); - if ($relative['authority'] !== '') + $db = array(); + while ($row = mysql_fetch_row($query)) { - $target = $relative; - $target['scheme'] = $base['scheme']; + $db[] = $row[0]; } - else + + if (!in_array($this->options['prefix'][0] . 'cache_data', $db)) { - $target['scheme'] = $base['scheme']; - $target['authority'] = $base['authority']; - if ($relative['path'] !== '') + if (!mysql_query('CREATE TABLE `' . $this->options['prefix'][0] . 'cache_data` (`id` TEXT CHARACTER SET utf8 NOT NULL, `items` SMALLINT NOT NULL DEFAULT 0, `data` BLOB NOT NULL, `mtime` INT UNSIGNED NOT NULL, UNIQUE (`id`(125)))')) { - if (strpos($relative['path'], '/') === 0) - { - $target['path'] = $relative['path']; - } - elseif ($base['authority'] !== '' && $base['path'] === '') - { - $target['path'] = '/' . $relative['path']; - } - elseif (($last_segment = strrpos($base['path'], '/')) !== false) - { - $target['path'] = substr($base['path'], 0, $last_segment + 1) . $relative['path']; - } - else - { - $target['path'] = $relative['path']; - } - $target['query'] = $relative['query']; + $this->mysql = null; } - else + } + + if (!in_array($this->options['prefix'][0] . 'items', $db)) + { + if (!mysql_query('CREATE TABLE `' . $this->options['prefix'][0] . 'items` (`feed_id` TEXT CHARACTER SET utf8 NOT NULL, `id` TEXT CHARACTER SET utf8 NOT NULL, `data` TEXT CHARACTER SET utf8 NOT NULL, `posted` INT UNSIGNED NOT NULL, INDEX `feed_id` (`feed_id`(125)))')) { - $target['path'] = $base['path']; - if ($relative['query'] !== '') - { - $target['query'] = $relative['query']; - } - elseif ($base['query'] !== '') - { - $target['query'] = $base['query']; - } + $this->mysql = null; } } - $target['fragment'] = $relative['fragment']; } else { - // No base URL, just return the relative URL - $target = $relative; + $this->mysql = null; } - $return = SimplePie_Misc::compress_parse_url($target['scheme'], $target['authority'], $target['path'], $target['query'], $target['fragment']); - } - else - { - $return = $base; } - $return = SimplePie_Misc::normalize_url($return); - return $return; } - function remove_dot_segments($input) + function save($data) { - $output = ''; - while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input == '.' || $input == '..') + if ($this->mysql) { - // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise, - if (strpos($input, '../') === 0) - { - $input = substr($input, 3); - } - elseif (strpos($input, './') === 0) - { - $input = substr($input, 2); - } - // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise, - elseif (strpos($input, '/./') === 0) + $feed_id = "'" . mysql_real_escape_string($this->id) . "'"; + + if (is_a($data, 'SimplePie')) { - $input = substr_replace($input, '/', 0, 3); + if (SIMPLEPIE_PHP5) + { + // This keyword needs to defy coding standards for PHP4 compatibility + $data = clone($data); + } + + $prepared = $this->prepare_simplepie_object_for_cache($data); + + if ($query = mysql_query('SELECT `id` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = ' . $feed_id, $this->mysql)) + { + if (mysql_num_rows($query)) + { + $items = count($prepared[1]); + if ($items) + { + $sql = 'UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `items` = ' . $items . ', `data` = \'' . mysql_real_escape_string($prepared[0]) . '\', `mtime` = ' . time() . ' WHERE `id` = ' . $feed_id; + } + else + { + $sql = 'UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `data` = \'' . mysql_real_escape_string($prepared[0]) . '\', `mtime` = ' . time() . ' WHERE `id` = ' . $feed_id; + } + + if (!mysql_query($sql, $this->mysql)) + { + return false; + } + } + elseif (!mysql_query('INSERT INTO `' . $this->options['prefix'][0] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(' . $feed_id . ', ' . count($prepared[1]) . ', \'' . mysql_real_escape_string($prepared[0]) . '\', ' . time() . ')', $this->mysql)) + { + return false; + } + + $ids = array_keys($prepared[1]); + if (!empty($ids)) + { + foreach ($ids as $id) + { + $database_ids[] = mysql_real_escape_string($id); + } + + if ($query = mysql_unbuffered_query('SELECT `id` FROM `' . $this->options['prefix'][0] . 'items` WHERE `id` = \'' . implode('\' OR `id` = \'', $database_ids) . '\' AND `feed_id` = ' . $feed_id, $this->mysql)) + { + $existing_ids = array(); + while ($row = mysql_fetch_row($query)) + { + $existing_ids[] = $row[0]; + } + + $new_ids = array_diff($ids, $existing_ids); + + foreach ($new_ids as $new_id) + { + if (!($date = $prepared[1][$new_id]->get_date('U'))) + { + $date = time(); + } + + if (!mysql_query('INSERT INTO `' . $this->options['prefix'][0] . 'items` (`feed_id`, `id`, `data`, `posted`) VALUES(' . $feed_id . ', \'' . mysql_real_escape_string($new_id) . '\', \'' . mysql_real_escape_string(serialize($prepared[1][$new_id]->data)) . '\', ' . $date . ')', $this->mysql)) + { + return false; + } + } + return true; + } + } + else + { + return true; + } + } + } + elseif ($query = mysql_query('SELECT `id` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = ' . $feed_id, $this->mysql)) + { + if (mysql_num_rows($query)) + { + if (mysql_query('UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `items` = 0, `data` = \'' . mysql_real_escape_string(serialize($data)) . '\', `mtime` = ' . time() . ' WHERE `id` = ' . $feed_id, $this->mysql)) + { + return true; + } + } + elseif (mysql_query('INSERT INTO `' . $this->options['prefix'][0] . 'cache_data` (`id`, `items`, `data`, `mtime`) VALUES(\'' . mysql_real_escape_string($this->id) . '\', 0, \'' . mysql_real_escape_string(serialize($data)) . '\', ' . time() . ')', $this->mysql)) + { + return true; + } + } + } + return false; + } + + function load() + { + if ($this->mysql && ($query = mysql_query('SELECT `items`, `data` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && ($row = mysql_fetch_row($query))) + { + $data = unserialize($row[1]); + + if (isset($this->options['items'][0])) + { + $items = (int) $this->options['items'][0]; + } + else + { + $items = (int) $row[0]; + } + + if ($items !== 0) + { + if (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0])) + { + $feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['feed'][0]; + } + elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0])) + { + $feed =& $data['child'][SIMPLEPIE_NAMESPACE_ATOM_03]['feed'][0]; + } + elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0])) + { + $feed =& $data['child'][SIMPLEPIE_NAMESPACE_RDF]['RDF'][0]; + } + elseif (isset($data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0])) + { + $feed =& $data['child'][SIMPLEPIE_NAMESPACE_RSS_20]['rss'][0]; + } + else + { + $feed = null; + } + + if ($feed !== null) + { + $sql = 'SELECT `data` FROM `' . $this->options['prefix'][0] . 'items` WHERE `feed_id` = \'' . mysql_real_escape_string($this->id) . '\' ORDER BY `posted` DESC'; + if ($items > 0) + { + $sql .= ' LIMIT ' . $items; + } + + if ($query = mysql_unbuffered_query($sql, $this->mysql)) + { + while ($row = mysql_fetch_row($query)) + { + $feed['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['entry'][] = unserialize($row[0]); + } + } + else + { + return false; + } + } + } + return $data; + } + return false; + } + + function mtime() + { + if ($this->mysql && ($query = mysql_query('SELECT `mtime` FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && ($row = mysql_fetch_row($query))) + { + return $row[0]; + } + else + { + return false; + } + } + + function touch() + { + if ($this->mysql && ($query = mysql_query('UPDATE `' . $this->options['prefix'][0] . 'cache_data` SET `mtime` = ' . time() . ' WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && mysql_affected_rows($this->mysql)) + { + return true; + } + else + { + return false; + } + } + + function unlink() + { + if ($this->mysql && ($query = mysql_query('DELETE FROM `' . $this->options['prefix'][0] . 'cache_data` WHERE `id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql)) && ($query2 = mysql_query('DELETE FROM `' . $this->options['prefix'][0] . 'items` WHERE `feed_id` = \'' . mysql_real_escape_string($this->id) . "'", $this->mysql))) + { + return true; + } + else + { + return false; + } + } +} + +class SimplePie_Misc +{ + function time_hms($seconds) + { + $time = ''; + + $hours = floor($seconds / 3600); + $remainder = $seconds % 3600; + if ($hours > 0) + { + $time .= $hours.':'; + } + + $minutes = floor($remainder / 60); + $seconds = $remainder % 60; + if ($minutes < 10 && $hours > 0) + { + $minutes = '0' . $minutes; + } + if ($seconds < 10) + { + $seconds = '0' . $seconds; + } + + $time .= $minutes.':'; + $time .= $seconds; + + return $time; + } + + function absolutize_url($relative, $base) + { + $iri = SimplePie_IRI::absolutize(new SimplePie_IRI($base), $relative); + return $iri->get_iri(); + } + + function remove_dot_segments($input) + { + $output = ''; + while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input === '.' || $input === '..') + { + // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise, + if (strpos($input, '../') === 0) + { + $input = substr($input, 3); + } + elseif (strpos($input, './') === 0) + { + $input = substr($input, 2); + } + // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise, + elseif (strpos($input, '/./') === 0) + { + $input = substr_replace($input, '/', 0, 3); } - elseif ($input == '/.') + elseif ($input === '/.') { $input = '/'; } @@ -8774,13 +9133,13 @@ class SimplePie_Misc $input = substr_replace($input, '/', 0, 4); $output = substr_replace($output, '', strrpos($output, '/')); } - elseif ($input == '/..') + elseif ($input === '/..') { $input = '/'; $output = substr_replace($output, '', strrpos($output, '/')); } // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise, - elseif ($input == '.' || $input == '..') + elseif ($input === '.' || $input === '..') { $input = ''; } @@ -8824,7 +9183,7 @@ class SimplePie_Misc { for ($j = 0, $total_attribs = count($attribs); $j < $total_attribs; $j++) { - if (count($attribs[$j]) == 2) + if (count($attribs[$j]) === 2) { $attribs[$j][2] = $attribs[$j][1]; } @@ -8857,22 +9216,25 @@ class SimplePie_Misc function error($message, $level, $file, $line) { - switch ($level) + if ((ini_get('error_reporting') & $level) > 0) { - case E_USER_ERROR: - $note = 'PHP Error'; - break; - case E_USER_WARNING: - $note = 'PHP Warning'; - break; - case E_USER_NOTICE: - $note = 'PHP Notice'; - break; - default: - $note = 'Unknown Error'; - break; + switch ($level) + { + case E_USER_ERROR: + $note = 'PHP Error'; + break; + case E_USER_WARNING: + $note = 'PHP Warning'; + break; + case E_USER_NOTICE: + $note = 'PHP Notice'; + break; + default: + $note = 'Unknown Error'; + break; + } + error_log("$note: $message in $file on line $line", 0); } - error_log("$note: $message in $file on line $line", 0); return $message; } @@ -8924,7 +9286,7 @@ class SimplePie_Misc { $url = SimplePie_Misc::normalize_url($url); $parsed = SimplePie_Misc::parse_url($url); - if ($parsed['scheme'] !== '' && $parsed['scheme'] != 'http' && $parsed['scheme'] != 'https') + if ($parsed['scheme'] !== '' && $parsed['scheme'] !== 'http' && $parsed['scheme'] !== 'https') { return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['authority'], $parsed['path'], $parsed['query'], $parsed['fragment']), $http); } @@ -8934,15 +9296,15 @@ class SimplePie_Misc return SimplePie_Misc::fix_protocol(SimplePie_Misc::compress_parse_url('http', $parsed['path'], '', $parsed['query'], $parsed['fragment']), $http); } - if ($http == 2 && $parsed['scheme'] !== '') + if ($http === 2 && $parsed['scheme'] !== '') { return "feed:$url"; } - elseif ($http == 3 && strtolower($parsed['scheme']) == 'http') + elseif ($http === 3 && strtolower($parsed['scheme']) === 'http') { return substr_replace($url, 'podcast', 0, 4); } - elseif ($http == 4 && strtolower($parsed['scheme']) == 'http') + elseif ($http === 4 && strtolower($parsed['scheme']) === 'http') { return substr_replace($url, 'itpc', 0, 4); } @@ -8954,68 +9316,37 @@ class SimplePie_Misc function parse_url($url) { - static $cache = array(); - if (isset($cache[$url])) - { - return $cache[$url]; - } - elseif (preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?$/', $url, $match)) - { - for ($i = count($match); $i <= 9; $i++) - { - $match[$i] = ''; - } - return $cache[$url] = array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[7], 'fragment' => $match[9]); - } - else - { - return $cache[$url] = array('scheme' => '', 'authority' => '', 'path' => '', 'query' => '', 'fragment' => ''); - } + $iri =& new SimplePie_IRI($url); + return array( + 'scheme' => (string) $iri->get_scheme(), + 'authority' => (string) $iri->get_authority(), + 'path' => (string) $iri->get_path(), + 'query' => (string) $iri->get_query(), + 'fragment' => (string) $iri->get_fragment() + ); } function compress_parse_url($scheme = '', $authority = '', $path = '', $query = '', $fragment = '') { - $return = ''; - if ($scheme !== '') - { - $return .= "$scheme:"; - } - if ($authority !== '') - { - $return .= "//$authority"; - } - if ($path !== '') - { - $return .= $path; - } - if ($query !== '') - { - $return .= "?$query"; - } - if ($fragment !== '') - { - $return .= "#$fragment"; - } - return $return; + $iri =& new SimplePie_IRI(''); + $iri->set_scheme($scheme); + $iri->set_authority($authority); + $iri->set_path($path); + $iri->set_query($query); + $iri->set_fragment($fragment); + return $iri->get_iri(); } function normalize_url($url) { - $url = preg_replace_callback('/%([0-9A-Fa-f]{2})/', array('SimplePie_Misc', 'percent_encoding_normalization'), $url); - $url = SimplePie_Misc::parse_url($url); - $url['scheme'] = strtolower($url['scheme']); - if ($url['authority'] !== '') - { - $url['authority'] = strtolower($url['authority']); - $url['path'] = SimplePie_Misc::remove_dot_segments($url['path']); - } - return SimplePie_Misc::compress_parse_url($url['scheme'], $url['authority'], $url['path'], $url['query'], $url['fragment']); + $iri =& new SimplePie_IRI($url); + return $iri->get_iri(); } function percent_encoding_normalization($match) { $integer = hexdec($match[1]); - if ($integer >= 0x41 && $integer <= 0x5A || $integer >= 0x61 && $integer <= 0x7A || $integer >= 0x30 && $integer <= 0x39 || $integer == 0x2D || $integer == 0x2E || $integer == 0x5F || $integer == 0x7E) + if ($integer >= 0x41 && $integer <= 0x5A || $integer >= 0x61 && $integer <= 0x7A || $integer >= 0x30 && $integer <= 0x39 || $integer === 0x2D || $integer === 0x2E || $integer === 0x5F || $integer === 0x7E) { return chr($integer); } @@ -9099,8 +9430,8 @@ class SimplePie_Misc { return SimplePie_Misc::windows_1252_to_utf8($data); } - // This is second, as behaviour of this varies only with PHP version - elseif (function_exists('mb_convert_encoding') && ($return = @mb_convert_encoding($data, $output, $input))) + // This is second, as behaviour of this varies only with PHP version (the middle part of this expression checks the encoding is supported). + elseif (function_exists('mb_convert_encoding') && @mb_convert_encoding("\x80", 'UTF-16BE', $input) !== "\x00\x80" && ($return = @mb_convert_encoding($data, $output, $input))) { return $return; } @@ -9118,10 +9449,8 @@ class SimplePie_Misc function encoding($charset) { - /* Character sets are case-insensitive, and also need some further - normalization in the real world (though we'll return them in the form given - in their registration). */ - switch (strtolower(preg_replace('/[\x09-\x0D\x20-\x2F\x3A-\x40\x5B-\x60\x7B-\x7E]/', '', $charset))) + // Normalization from UTS #22 + switch (strtolower(preg_replace('/(?:[^a-zA-Z0-9]+|([^0-9])0+)/', '\1', $charset))) { case 'adobestandardencoding': case 'csadobestandardencoding': @@ -9131,9 +9460,7 @@ class SimplePie_Misc case 'cshppsmath': return 'Adobe-Symbol-Encoding'; - case 'ami1251': case 'ami1251': - case 'amiga1251': case 'amiga1251': return 'Amiga-1251'; @@ -9147,8 +9474,8 @@ class SimplePie_Misc case 'arabic7': case 'asmo449': case 'csiso89asmo449': - case 'isoir89': case 'iso9036': + case 'isoir89': return 'ASMO_449'; case 'big5': @@ -9170,8 +9497,8 @@ class SimplePie_Misc case 'bs4730': case 'csiso4unitedkingdom': case 'gb': - case 'isoir4': case 'iso646gb': + case 'isoir4': case 'uk': return 'BS_4730'; @@ -9188,15 +9515,15 @@ class SimplePie_Misc case 'csa71': case 'csaz243419851': case 'csiso121canadian1': - case 'isoir121': case 'iso646ca': + case 'isoir121': return 'CSA_Z243.4-1985-1'; case 'csa72': case 'csaz243419852': case 'csiso122canadian2': - case 'isoir122': case 'iso646ca2': + case 'isoir122': return 'CSA_Z243.4-1985-2'; case 'csaz24341985gr': @@ -9217,8 +9544,8 @@ class SimplePie_Misc case 'csiso21german': case 'de': case 'din66003': - case 'isoir21': case 'iso646de': + case 'isoir21': return 'DIN_66003'; case 'csdkus': @@ -9228,7 +9555,6 @@ class SimplePie_Misc case 'csiso646danish': case 'dk': case 'ds2089': - case 'ds2089': case 'iso646dk': return 'DS_2089'; @@ -9300,14 +9626,14 @@ class SimplePie_Misc case 'csiso17spanish': case 'es': - case 'isoir17': case 'iso646es': + case 'isoir17': return 'ES'; case 'csiso85spanish2': case 'es2': - case 'isoir85': case 'iso646es2': + case 'isoir85': return 'ES2'; case 'cseucfixwidjapanese': @@ -9322,23 +9648,23 @@ class SimplePie_Misc case 'gb18030': return 'GB18030'; + case 'chinese': case 'cp936': - case 'gbk': - case 'ms936': - case 'windows936': case 'csgb2312': - case 'gb2312': - case 'chinese': case 'csiso58gb231280': + case 'gb2312': case 'gb231280': + case 'gbk': case 'isoir58': + case 'ms936': + case 'windows936': return 'GBK'; case 'cn': case 'csiso57gb1988': case 'gb198880': - case 'isoir57': case 'iso646cn': + case 'isoir57': return 'GB_1988-80'; case 'csiso153gost1976874': @@ -9396,93 +9722,93 @@ class SimplePie_Misc case 'ibmthai': return 'IBM-Thai'; - case 'ccsid00858': - case 'cp00858': - case 'ibm00858': + case 'ccsid858': + case 'cp858': + case 'ibm858': case 'pcmultilingual850euro': return 'IBM00858'; - case 'ccsid00924': - case 'cp00924': + case 'ccsid924': + case 'cp924': case 'ebcdiclatin9euro': - case 'ibm00924': + case 'ibm924': return 'IBM00924'; - case 'ccsid01140': - case 'cp01140': + case 'ccsid1140': + case 'cp1140': case 'ebcdicus37euro': - case 'ibm01140': + case 'ibm1140': return 'IBM01140'; - case 'ccsid01141': - case 'cp01141': + case 'ccsid1141': + case 'cp1141': case 'ebcdicde273euro': - case 'ibm01141': + case 'ibm1141': return 'IBM01141'; - case 'ccsid01142': - case 'cp01142': + case 'ccsid1142': + case 'cp1142': case 'ebcdicdk277euro': case 'ebcdicno277euro': - case 'ibm01142': + case 'ibm1142': return 'IBM01142'; - case 'ccsid01143': - case 'cp01143': + case 'ccsid1143': + case 'cp1143': case 'ebcdicfi278euro': case 'ebcdicse278euro': - case 'ibm01143': + case 'ibm1143': return 'IBM01143'; - case 'ccsid01144': - case 'cp01144': + case 'ccsid1144': + case 'cp1144': case 'ebcdicit280euro': - case 'ibm01144': + case 'ibm1144': return 'IBM01144'; - case 'ccsid01145': - case 'cp01145': + case 'ccsid1145': + case 'cp1145': case 'ebcdices284euro': - case 'ibm01145': + case 'ibm1145': return 'IBM01145'; - case 'ccsid01146': - case 'cp01146': + case 'ccsid1146': + case 'cp1146': case 'ebcdicgb285euro': - case 'ibm01146': + case 'ibm1146': return 'IBM01146'; - case 'ccsid01147': - case 'cp01147': + case 'ccsid1147': + case 'cp1147': case 'ebcdicfr297euro': - case 'ibm01147': + case 'ibm1147': return 'IBM01147'; - case 'ccsid01148': - case 'cp01148': + case 'ccsid1148': + case 'cp1148': case 'ebcdicinternational500euro': - case 'ibm01148': + case 'ibm1148': return 'IBM01148'; - case 'ccsid01149': - case 'cp01149': + case 'ccsid1149': + case 'cp1149': case 'ebcdicis871euro': - case 'ibm01149': + case 'ibm1149': return 'IBM01149'; - case 'cp037': - case 'csibm037': + case 'cp37': + case 'csibm37': case 'ebcdiccpca': case 'ebcdiccpnl': case 'ebcdiccpus': case 'ebcdiccpwt': - case 'ibm037': + case 'ibm37': return 'IBM037'; - case 'cp038': - case 'csibm038': + case 'cp38': + case 'csibm38': case 'ebcdicint': - case 'ibm038': + case 'ibm38': return 'IBM038'; case 'cp273': @@ -9624,8 +9950,8 @@ class SimplePie_Misc return 'IBM860'; case '861': - case 'cpis': case 'cp861': + case 'cpis': case 'csibm861': case 'ibm861': return 'IBM861'; @@ -9659,15 +9985,15 @@ class SimplePie_Misc case 'ibm866': return 'IBM866'; - case 'cpar': case 'cp868': + case 'cpar': case 'csibm868': case 'ibm868': return 'IBM868'; case '869': - case 'cpgr': case 'cp869': + case 'cpgr': case 'csibm869': case 'ibm869': return 'IBM869'; @@ -9724,7 +10050,6 @@ class SimplePie_Misc case 'ibm1026': return 'IBM1026'; - case 'ibm1047': case 'ibm1047': return 'IBM1047'; @@ -9780,9 +10105,8 @@ class SimplePie_Misc case 'csisolatin2': case 'iso88592': - case 'isoir101': - case 'iso88592': case 'iso885921987': + case 'isoir101': case 'l2': case 'latin2': return 'ISO-8859-2'; @@ -9793,18 +10117,16 @@ class SimplePie_Misc case 'csisolatin3': case 'iso88593': - case 'isoir109': - case 'iso88593': case 'iso885931988': + case 'isoir109': case 'l3': case 'latin3': return 'ISO-8859-3'; case 'csisolatin4': case 'iso88594': - case 'isoir110': - case 'iso88594': case 'iso885941988': + case 'isoir110': case 'l4': case 'latin4': return 'ISO-8859-4'; @@ -9812,9 +10134,8 @@ class SimplePie_Misc case 'csisolatincyrillic': case 'cyrillic': case 'iso88595': - case 'isoir144': - case 'iso88595': case 'iso885951988': + case 'isoir144': return 'ISO-8859-5'; case 'arabic': @@ -9822,18 +10143,15 @@ class SimplePie_Misc case 'csisolatinarabic': case 'ecma114': case 'iso88596': - case 'isoir127': - case 'iso88596': case 'iso885961987': + case 'isoir127': return 'ISO-8859-6'; case 'csiso88596e': - case 'iso88596e': case 'iso88596e': return 'ISO-8859-6-E'; case 'csiso88596i': - case 'iso88596i': case 'iso88596i': return 'ISO-8859-6-I'; @@ -9843,26 +10161,22 @@ class SimplePie_Misc case 'greek': case 'greek8': case 'iso88597': - case 'isoir126': - case 'iso88597': case 'iso885971987': + case 'isoir126': return 'ISO-8859-7'; case 'csisolatinhebrew': case 'hebrew': case 'iso88598': - case 'isoir138': - case 'iso88598': case 'iso885981988': + case 'isoir138': return 'ISO-8859-8'; case 'csiso88598e': - case 'iso88598e': case 'iso88598e': return 'ISO-8859-8-E'; case 'csiso88598i': - case 'iso88598i': case 'iso88598i': return 'ISO-8859-8-I'; @@ -9872,8 +10186,8 @@ class SimplePie_Misc case 'csisolatin6': case 'iso885910': - case 'isoir157': case 'iso8859101992': + case 'isoir157': case 'l6': case 'latin6': return 'ISO-8859-10'; @@ -9882,23 +10196,20 @@ class SimplePie_Misc return 'ISO-8859-13'; case 'iso885914': + case 'iso8859141998': case 'isoceltic': case 'isoir199': - case 'iso885914': - case 'iso8859141998': case 'l8': case 'latin8': return 'ISO-8859-14'; - case 'iso885915': case 'iso885915': case 'latin9': return 'ISO-8859-15'; - case 'iso885916': - case 'isoir226': case 'iso885916': case 'iso8859162001': + case 'isoir226': case 'l10': case 'latin10': return 'ISO-8859-16'; @@ -9929,7 +10240,6 @@ class SimplePie_Misc case 'csiso115481': case 'iso115481': - case 'iso115481': case 'isotr115481': return 'ISO-11548-1'; @@ -9964,55 +10274,55 @@ class SimplePie_Misc case 'csiso2intlrefversion': case 'irv': - case 'isoir2': case 'iso646irv1983': + case 'isoir2': return 'ISO_646.irv:1983'; case 'csiso2033': case 'e13b': - case 'isoir98': case 'iso20331983': + case 'isoir98': return 'ISO_2033-1983'; case 'csiso5427cyrillic': - case 'isoir37': case 'iso5427': + case 'isoir37': return 'ISO_5427'; - case 'isoir54': case 'iso5427cyrillic1981': case 'iso54271981': + case 'isoir54': return 'ISO_5427:1981'; case 'csiso5428greek': - case 'isoir55': case 'iso54281980': + case 'isoir55': return 'ISO_5428:1980'; case 'csiso6937add': - case 'isoir152': case 'iso6937225': + case 'isoir152': return 'ISO_6937-2-25'; case 'csisotextcomm': - case 'isoir142': case 'iso69372add': + case 'isoir142': return 'ISO_6937-2-add'; case 'csiso8859supp': - case 'isoir154': case 'iso8859supp': + case 'isoir154': case 'latin125': return 'ISO_8859-supp'; case 'csiso10367box': - case 'isoir155': case 'iso10367box': + case 'isoir155': return 'ISO_10367-box'; case 'csiso15italian': - case 'isoir15': case 'iso646it': + case 'isoir15': case 'it': return 'IT'; @@ -10021,12 +10331,12 @@ class SimplePie_Misc case 'jisc62201969': case 'jisc62201969jp': case 'katakana': - case 'x02017': + case 'x2017': return 'JIS_C6220-1969-jp'; case 'csiso14jisc6220ro': - case 'isoir14': case 'iso646jp': + case 'isoir14': case 'jisc62201969ro': case 'jp': return 'JIS_C6220-1969-ro'; @@ -10036,11 +10346,11 @@ class SimplePie_Misc case 'jisc62261978': return 'JIS_C6226-1978'; - case 'csiso87jisx0208': + case 'csiso87jisx208': case 'isoir87': case 'jisc62261983': - case 'jisx02081983': - case 'x0208': + case 'jisx2081983': + case 'x208': return 'JIS_C6226-1983'; case 'csiso91jisc62291984a': @@ -10050,8 +10360,8 @@ class SimplePie_Misc return 'JIS_C6229-1984-a'; case 'csiso92jisc62991984b': - case 'isoir92': case 'iso646jpocrb': + case 'isoir92': case 'jisc62291984b': case 'jpocrb': return 'JIS_C6229-1984-b'; @@ -10084,19 +10394,19 @@ class SimplePie_Misc return 'JIS_Encoding'; case 'cshalfwidthkatakana': - case 'jisx0201': - case 'x0201': + case 'jisx201': + case 'x201': return 'JIS_X0201'; - case 'csiso159jisx02121990': + case 'csiso159jisx2121990': case 'isoir159': - case 'jisx02121990': - case 'x0212': + case 'jisx2121990': + case 'x212': return 'JIS_X0212-1990'; case 'csiso141jusib1002': - case 'isoir141': case 'iso646yu': + case 'isoir141': case 'js': case 'jusib1002': case 'yu': @@ -10170,8 +10480,8 @@ class SimplePie_Misc case 'csiso86hungarian': case 'hu': - case 'isoir86': case 'iso646hu': + case 'isoir86': case 'msz77953': return 'MSZ_7795.3'; @@ -10197,46 +10507,46 @@ class SimplePie_Misc case 'csiso151cuba': case 'cuba': - case 'isoir151': case 'iso646cu': - case 'ncnc001081': + case 'isoir151': + case 'ncnc1081': return 'NC_NC00-10:81'; case 'csiso69french': case 'fr': - case 'isoir69': case 'iso646fr': + case 'isoir69': case 'nfz62010': return 'NF_Z_62-010'; case 'csiso25french': - case 'isoir25': case 'iso646fr1': + case 'isoir25': case 'nfz620101973': return 'NF_Z_62-010_(1973)'; case 'csiso60danishnorwegian': case 'csiso60norwegian1': - case 'isoir60': case 'iso646no': + case 'isoir60': case 'no': case 'ns45511': return 'NS_4551-1'; case 'csiso61norwegian2': - case 'isoir61': case 'iso646no2': + case 'isoir61': case 'no2': case 'ns45512': return 'NS_4551-2'; - case 'osdebcdicdf03irv': + case 'osdebcdicdf3irv': return 'OSD_EBCDIC_DF03_IRV'; - case 'osdebcdicdf041': + case 'osdebcdicdf41': return 'OSD_EBCDIC_DF04_1'; - case 'osdebcdicdf0415': + case 'osdebcdicdf415': return 'OSD_EBCDIC_DF04_15'; case 'cspc8danishnorwegian': @@ -10248,14 +10558,14 @@ class SimplePie_Misc return 'PC8-Turkish'; case 'csiso16portuguese': - case 'isoir16': case 'iso646pt': + case 'isoir16': case 'pt': return 'PT'; case 'csiso84portuguese2': - case 'isoir84': case 'iso646pt2': + case 'isoir84': case 'pt2': return 'PT2'; @@ -10271,16 +10581,16 @@ class SimplePie_Misc case 'csiso10swedish': case 'fi': - case 'isoir10': case 'iso646fi': case 'iso646se': + case 'isoir10': case 'se': case 'sen850200b': return 'SEN_850200_B'; case 'csiso11swedishfornames': - case 'isoir11': case 'iso646se2': + case 'isoir11': case 'se2': case 'sen850200c': return 'SEN_850200_C'; @@ -10328,9 +10638,9 @@ class SimplePie_Misc case 'cp367': case 'csascii': case 'ibm367': - case 'isoir6': - case 'iso646us': case 'iso646irv1991': + case 'iso646us': + case 'isoir6': case 'us': case 'usascii': return 'US-ASCII'; @@ -10394,18 +10704,18 @@ class SimplePie_Misc case 'iso885911': case 'tis620': - return 'Windows-874'; + return 'windows-874'; case 'cseuckr': - case 'euckr': - case 'windows949': case 'csksc56011987': + case 'euckr': case 'isoir149': case 'korean': case 'ksc5601': case 'ksc56011987': case 'ksc56011989': - return 'Windows-949'; + case 'windows949': + return 'windows-949'; case 'windows1250': return 'windows-1250'; @@ -10417,13 +10727,10 @@ class SimplePie_Misc case 'csisolatin1': case 'ibm819': case 'iso88591': - case 'isoir100': case 'iso885911987': + case 'isoir100': case 'l1': case 'latin1': - case 'windows1252': - return 'Windows-1252'; - case 'windows1252': return 'windows-1252'; @@ -10432,13 +10739,10 @@ class SimplePie_Misc case 'csisolatin5': case 'iso88599': - case 'isoir148': case 'iso885991989': + case 'isoir148': case 'l5': case 'latin5': - case 'windows1254': - return 'Windows-1254'; - case 'windows1254': return 'windows-1254'; @@ -10465,11 +10769,11 @@ class SimplePie_Misc { $curl = $curl['version']; } - elseif (substr($curl, 0, 5) == 'curl/') + elseif (substr($curl, 0, 5) === 'curl/') { $curl = substr($curl, 5, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 5)); } - elseif (substr($curl, 0, 8) == 'libcurl/') + elseif (substr($curl, 0, 8) === 'libcurl/') { $curl = substr($curl, 8, strcspn($curl, "\x09\x0A\x0B\x0C\x0D", 8)); } @@ -10482,7 +10786,7 @@ class SimplePie_Misc function is_subclass_of($class1, $class2) { - if (func_num_args() != 2) + if (func_num_args() !== 2) { trigger_error('Wrong parameter count for SimplePie_Misc::is_subclass_of()', E_USER_WARNING); } @@ -10499,7 +10803,7 @@ class SimplePie_Misc $class2 = strtolower($class2); while ($class1 = strtolower(get_parent_class($class1))) { - if ($class1 == $class2) + if ($class1 === $class2) { return true; } @@ -10555,7 +10859,7 @@ class SimplePie_Misc */ function entities_decode($data) { - $decoder = new SimplePie_Decode_HTML_Entities($data); + $decoder =& new SimplePie_Decode_HTML_Entities($data); return $decoder->parse(); } @@ -10646,7 +10950,7 @@ class SimplePie_Misc function atom_03_construct_type($attribs) { - if (isset($attribs['']['mode']) && strtolower(trim($attribs['']['mode']) == 'base64')) + if (isset($attribs['']['mode']) && strtolower(trim($attribs['']['mode']) === 'base64')) { $mode = SIMPLEPIE_CONSTRUCT_BASE64; } @@ -10718,7 +11022,7 @@ class SimplePie_Misc case 'xhtml': return SIMPLEPIE_CONSTRUCT_XHTML; } - if (in_array(substr($type, -4), array('+xml', '/xml')) || substr($type, 0, 5) == 'text/') + if (in_array(substr($type, -4), array('+xml', '/xml')) || substr($type, 0, 5) === 'text/') { return SIMPLEPIE_CONSTRUCT_NONE; } @@ -10809,36 +11113,31 @@ class SimplePie_Misc */ function codepoint_to_utf8($codepoint) { - static $cache = array(); $codepoint = (int) $codepoint; - if (isset($cache[$codepoint])) - { - return $cache[$codepoint]; - } - elseif ($codepoint < 0) + if ($codepoint < 0) { - return $cache[$codepoint] = false; + return false; } else if ($codepoint <= 0x7f) { - return $cache[$codepoint] = chr($codepoint); + return chr($codepoint); } else if ($codepoint <= 0x7ff) { - return $cache[$codepoint] = chr(0xc0 | ($codepoint >> 6)) . chr(0x80 | ($codepoint & 0x3f)); + return chr(0xc0 | ($codepoint >> 6)) . chr(0x80 | ($codepoint & 0x3f)); } else if ($codepoint <= 0xffff) { - return $cache[$codepoint] = chr(0xe0 | ($codepoint >> 12)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); + return chr(0xe0 | ($codepoint >> 12)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); } else if ($codepoint <= 0x10ffff) { - return $cache[$codepoint] = chr(0xf0 | ($codepoint >> 18)) . chr(0x80 | (($codepoint >> 12) & 0x3f)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); + return chr(0xf0 | ($codepoint >> 18)) . chr(0x80 | (($codepoint >> 12) & 0x3f)) . chr(0x80 | (($codepoint >> 6) & 0x3f)) . chr(0x80 | ($codepoint & 0x3f)); } else { // U+FFFD REPLACEMENT CHARACTER - return $cache[$codepoint] = "\xEF\xBF\xBD"; + return "\xEF\xBF\xBD"; } } @@ -10956,7 +11255,7 @@ class SimplePie_Misc { if ($pos = strpos($data, "\x00\x00\x00\x3F\x00\x00\x00\x3E")) { - $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32BE', 'UTF-8')); + $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32BE', 'UTF-8')); if ($parser->parse()) { $encoding[] = $parser->encoding; @@ -10969,7 +11268,7 @@ class SimplePie_Misc { if ($pos = strpos($data, "\x3F\x00\x00\x00\x3E\x00\x00\x00")) { - $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32LE', 'UTF-8')); + $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 20), 'UTF-32LE', 'UTF-8')); if ($parser->parse()) { $encoding[] = $parser->encoding; @@ -10982,7 +11281,7 @@ class SimplePie_Misc { if ($pos = strpos($data, "\x00\x3F\x00\x3E")) { - $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16BE', 'UTF-8')); + $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16BE', 'UTF-8')); if ($parser->parse()) { $encoding[] = $parser->encoding; @@ -10995,7 +11294,7 @@ class SimplePie_Misc { if ($pos = strpos($data, "\x3F\x00\x3E\x00")) { - $parser = new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16LE', 'UTF-8')); + $parser =& new SimplePie_XML_Declaration_Parser(SimplePie_Misc::change_encoding(substr($data, 20, $pos - 10), 'UTF-16LE', 'UTF-8')); if ($parser->parse()) { $encoding[] = $parser->encoding; @@ -11008,7 +11307,7 @@ class SimplePie_Misc { if ($pos = strpos($data, "\x3F\x3E")) { - $parser = new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5)); + $parser =& new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5)); if ($parser->parse()) { $encoding[] = $parser->encoding; @@ -11023,6 +11322,43 @@ class SimplePie_Misc } return $encoding; } + + function output_javascript() + { + if (function_exists('ob_gzhandler')) + { + ob_start('ob_gzhandler'); + } + header('Content-type: text/javascript; charset: UTF-8'); + header('Cache-Control: must-revalidate'); + header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 604800) . ' GMT'); // 7 days + ?> +function embed_odeo(link) { + document.writeln(''); +} + +function embed_quicktime(type, bgcolor, width, height, link, placeholder, loop) { + if (placeholder != '') { + document.writeln(''); + } + else { + document.writeln(''); + } +} + +function embed_flash(bgcolor, width, height, link, loop, type) { + document.writeln(''); +} + +function embed_flv(width, height, link, placeholder, loop, player) { + document.writeln(''); +} + +function embed_wmedia(width, height, link) { + document.writeln(''); +} + data = $data; + } + + /** + * Parse the input data + * + * @access public + * @return string Output data + */ + function parse() + { + while (($this->position = strpos($this->data, '&', $this->position)) !== false) + { + $this->consume(); + $this->entity(); + $this->consumed = ''; + } + return $this->data; + } + + /** + * Consume the next byte + * + * @access private + * @return mixed The next byte, or false, if there is no more data + */ + function consume() + { + if (isset($this->data[$this->position])) + { + $this->consumed .= $this->data[$this->position]; + return $this->data[$this->position++]; + } + else + { + return false; + } + } + + /** + * Consume a range of characters + * + * @access private + * @param string $chars Characters to consume + * @return mixed A series of characters that match the range, or false + */ + function consume_range($chars) + { + if ($len = strspn($this->data, $chars, $this->position)) + { + $data = substr($this->data, $this->position, $len); + $this->consumed .= $data; + $this->position += $len; + return $data; + } + else + { + return false; + } + } + + /** + * Unconsume one byte + * + * @access private + */ + function unconsume() + { + $this->consumed = substr($this->consumed, 0, -1); + $this->position--; + } + + /** + * Decode an entity + * + * @access private + */ + function entity() + { + switch ($this->consume()) + { + case "\x09": + case "\x0A": + case "\x0B": + case "\x0B": + case "\x0C": + case "\x20": + case "\x3C": + case "\x26": + case false: + break; + + case "\x23": + switch ($this->consume()) + { + case "\x78": + case "\x58": + $range = '0123456789ABCDEFabcdef'; + $hex = true; + break; + + default: + $range = '0123456789'; + $hex = false; + $this->unconsume(); + break; + } + + if ($codepoint = $this->consume_range($range)) + { + static $windows_1252_specials = array(0x0D => "\x0A", 0x80 => "\xE2\x82\xAC", 0x81 => "\xEF\xBF\xBD", 0x82 => "\xE2\x80\x9A", 0x83 => "\xC6\x92", 0x84 => "\xE2\x80\x9E", 0x85 => "\xE2\x80\xA6", 0x86 => "\xE2\x80\xA0", 0x87 => "\xE2\x80\xA1", 0x88 => "\xCB\x86", 0x89 => "\xE2\x80\xB0", 0x8A => "\xC5\xA0", 0x8B => "\xE2\x80\xB9", 0x8C => "\xC5\x92", 0x8D => "\xEF\xBF\xBD", 0x8E => "\xC5\xBD", 0x8F => "\xEF\xBF\xBD", 0x90 => "\xEF\xBF\xBD", 0x91 => "\xE2\x80\x98", 0x92 => "\xE2\x80\x99", 0x93 => "\xE2\x80\x9C", 0x94 => "\xE2\x80\x9D", 0x95 => "\xE2\x80\xA2", 0x96 => "\xE2\x80\x93", 0x97 => "\xE2\x80\x94", 0x98 => "\xCB\x9C", 0x99 => "\xE2\x84\xA2", 0x9A => "\xC5\xA1", 0x9B => "\xE2\x80\xBA", 0x9C => "\xC5\x93", 0x9D => "\xEF\xBF\xBD", 0x9E => "\xC5\xBE", 0x9F => "\xC5\xB8"); + + if ($hex) + { + $codepoint = hexdec($codepoint); + } + else + { + $codepoint = intval($codepoint); + } + + if (isset($windows_1252_specials[$codepoint])) + { + $replacement = $windows_1252_specials[$codepoint]; + } + else + { + $replacement = SimplePie_Misc::codepoint_to_utf8($codepoint); + } + + if (!in_array($this->consume(), array(';', false), true)) + { + $this->unconsume(); + } + + $consumed_length = strlen($this->consumed); + $this->data = substr_replace($this->data, $replacement, $this->position - $consumed_length, $consumed_length); + $this->position += strlen($replacement) - $consumed_length; + } + break; + + default: + static $entities = array('Aacute' => "\xC3\x81", 'aacute' => "\xC3\xA1", 'Aacute;' => "\xC3\x81", 'aacute;' => "\xC3\xA1", 'Acirc' => "\xC3\x82", 'acirc' => "\xC3\xA2", 'Acirc;' => "\xC3\x82", 'acirc;' => "\xC3\xA2", 'acute' => "\xC2\xB4", 'acute;' => "\xC2\xB4", 'AElig' => "\xC3\x86", 'aelig' => "\xC3\xA6", 'AElig;' => "\xC3\x86", 'aelig;' => "\xC3\xA6", 'Agrave' => "\xC3\x80", 'agrave' => "\xC3\xA0", 'Agrave;' => "\xC3\x80", 'agrave;' => "\xC3\xA0", 'alefsym;' => "\xE2\x84\xB5", 'Alpha;' => "\xCE\x91", 'alpha;' => "\xCE\xB1", 'AMP' => "\x26", 'amp' => "\x26", 'AMP;' => "\x26", 'amp;' => "\x26", 'and;' => "\xE2\x88\xA7", 'ang;' => "\xE2\x88\xA0", 'apos;' => "\x27", 'Aring' => "\xC3\x85", 'aring' => "\xC3\xA5", 'Aring;' => "\xC3\x85", 'aring;' => "\xC3\xA5", 'asymp;' => "\xE2\x89\x88", 'Atilde' => "\xC3\x83", 'atilde' => "\xC3\xA3", 'Atilde;' => "\xC3\x83", 'atilde;' => "\xC3\xA3", 'Auml' => "\xC3\x84", 'auml' => "\xC3\xA4", 'Auml;' => "\xC3\x84", 'auml;' => "\xC3\xA4", 'bdquo;' => "\xE2\x80\x9E", 'Beta;' => "\xCE\x92", 'beta;' => "\xCE\xB2", 'brvbar' => "\xC2\xA6", 'brvbar;' => "\xC2\xA6", 'bull;' => "\xE2\x80\xA2", 'cap;' => "\xE2\x88\xA9", 'Ccedil' => "\xC3\x87", 'ccedil' => "\xC3\xA7", 'Ccedil;' => "\xC3\x87", 'ccedil;' => "\xC3\xA7", 'cedil' => "\xC2\xB8", 'cedil;' => "\xC2\xB8", 'cent' => "\xC2\xA2", 'cent;' => "\xC2\xA2", 'Chi;' => "\xCE\xA7", 'chi;' => "\xCF\x87", 'circ;' => "\xCB\x86", 'clubs;' => "\xE2\x99\xA3", 'cong;' => "\xE2\x89\x85", 'COPY' => "\xC2\xA9", 'copy' => "\xC2\xA9", 'COPY;' => "\xC2\xA9", 'copy;' => "\xC2\xA9", 'crarr;' => "\xE2\x86\xB5", 'cup;' => "\xE2\x88\xAA", 'curren' => "\xC2\xA4", 'curren;' => "\xC2\xA4", 'Dagger;' => "\xE2\x80\xA1", 'dagger;' => "\xE2\x80\xA0", 'dArr;' => "\xE2\x87\x93", 'darr;' => "\xE2\x86\x93", 'deg' => "\xC2\xB0", 'deg;' => "\xC2\xB0", 'Delta;' => "\xCE\x94", 'delta;' => "\xCE\xB4", 'diams;' => "\xE2\x99\xA6", 'divide' => "\xC3\xB7", 'divide;' => "\xC3\xB7", 'Eacute' => "\xC3\x89", 'eacute' => "\xC3\xA9", 'Eacute;' => "\xC3\x89", 'eacute;' => "\xC3\xA9", 'Ecirc' => "\xC3\x8A", 'ecirc' => "\xC3\xAA", 'Ecirc;' => "\xC3\x8A", 'ecirc;' => "\xC3\xAA", 'Egrave' => "\xC3\x88", 'egrave' => "\xC3\xA8", 'Egrave;' => "\xC3\x88", 'egrave;' => "\xC3\xA8", 'empty;' => "\xE2\x88\x85", 'emsp;' => "\xE2\x80\x83", 'ensp;' => "\xE2\x80\x82", 'Epsilon;' => "\xCE\x95", 'epsilon;' => "\xCE\xB5", 'equiv;' => "\xE2\x89\xA1", 'Eta;' => "\xCE\x97", 'eta;' => "\xCE\xB7", 'ETH' => "\xC3\x90", 'eth' => "\xC3\xB0", 'ETH;' => "\xC3\x90", 'eth;' => "\xC3\xB0", 'Euml' => "\xC3\x8B", 'euml' => "\xC3\xAB", 'Euml;' => "\xC3\x8B", 'euml;' => "\xC3\xAB", 'euro;' => "\xE2\x82\xAC", 'exist;' => "\xE2\x88\x83", 'fnof;' => "\xC6\x92", 'forall;' => "\xE2\x88\x80", 'frac12' => "\xC2\xBD", 'frac12;' => "\xC2\xBD", 'frac14' => "\xC2\xBC", 'frac14;' => "\xC2\xBC", 'frac34' => "\xC2\xBE", 'frac34;' => "\xC2\xBE", 'frasl;' => "\xE2\x81\x84", 'Gamma;' => "\xCE\x93", 'gamma;' => "\xCE\xB3", 'ge;' => "\xE2\x89\xA5", 'GT' => "\x3E", 'gt' => "\x3E", 'GT;' => "\x3E", 'gt;' => "\x3E", 'hArr;' => "\xE2\x87\x94", 'harr;' => "\xE2\x86\x94", 'hearts;' => "\xE2\x99\xA5", 'hellip;' => "\xE2\x80\xA6", 'Iacute' => "\xC3\x8D", 'iacute' => "\xC3\xAD", 'Iacute;' => "\xC3\x8D", 'iacute;' => "\xC3\xAD", 'Icirc' => "\xC3\x8E", 'icirc' => "\xC3\xAE", 'Icirc;' => "\xC3\x8E", 'icirc;' => "\xC3\xAE", 'iexcl' => "\xC2\xA1", 'iexcl;' => "\xC2\xA1", 'Igrave' => "\xC3\x8C", 'igrave' => "\xC3\xAC", 'Igrave;' => "\xC3\x8C", 'igrave;' => "\xC3\xAC", 'image;' => "\xE2\x84\x91", 'infin;' => "\xE2\x88\x9E", 'int;' => "\xE2\x88\xAB", 'Iota;' => "\xCE\x99", 'iota;' => "\xCE\xB9", 'iquest' => "\xC2\xBF", 'iquest;' => "\xC2\xBF", 'isin;' => "\xE2\x88\x88", 'Iuml' => "\xC3\x8F", 'iuml' => "\xC3\xAF", 'Iuml;' => "\xC3\x8F", 'iuml;' => "\xC3\xAF", 'Kappa;' => "\xCE\x9A", 'kappa;' => "\xCE\xBA", 'Lambda;' => "\xCE\x9B", 'lambda;' => "\xCE\xBB", 'lang;' => "\xE3\x80\x88", 'laquo' => "\xC2\xAB", 'laquo;' => "\xC2\xAB", 'lArr;' => "\xE2\x87\x90", 'larr;' => "\xE2\x86\x90", 'lceil;' => "\xE2\x8C\x88", 'ldquo;' => "\xE2\x80\x9C", 'le;' => "\xE2\x89\xA4", 'lfloor;' => "\xE2\x8C\x8A", 'lowast;' => "\xE2\x88\x97", 'loz;' => "\xE2\x97\x8A", 'lrm;' => "\xE2\x80\x8E", 'lsaquo;' => "\xE2\x80\xB9", 'lsquo;' => "\xE2\x80\x98", 'LT' => "\x3C", 'lt' => "\x3C", 'LT;' => "\x3C", 'lt;' => "\x3C", 'macr' => "\xC2\xAF", 'macr;' => "\xC2\xAF", 'mdash;' => "\xE2\x80\x94", 'micro' => "\xC2\xB5", 'micro;' => "\xC2\xB5", 'middot' => "\xC2\xB7", 'middot;' => "\xC2\xB7", 'minus;' => "\xE2\x88\x92", 'Mu;' => "\xCE\x9C", 'mu;' => "\xCE\xBC", 'nabla;' => "\xE2\x88\x87", 'nbsp' => "\xC2\xA0", 'nbsp;' => "\xC2\xA0", 'ndash;' => "\xE2\x80\x93", 'ne;' => "\xE2\x89\xA0", 'ni;' => "\xE2\x88\x8B", 'not' => "\xC2\xAC", 'not;' => "\xC2\xAC", 'notin;' => "\xE2\x88\x89", 'nsub;' => "\xE2\x8A\x84", 'Ntilde' => "\xC3\x91", 'ntilde' => "\xC3\xB1", 'Ntilde;' => "\xC3\x91", 'ntilde;' => "\xC3\xB1", 'Nu;' => "\xCE\x9D", 'nu;' => "\xCE\xBD", 'Oacute' => "\xC3\x93", 'oacute' => "\xC3\xB3", 'Oacute;' => "\xC3\x93", 'oacute;' => "\xC3\xB3", 'Ocirc' => "\xC3\x94", 'ocirc' => "\xC3\xB4", 'Ocirc;' => "\xC3\x94", 'ocirc;' => "\xC3\xB4", 'OElig;' => "\xC5\x92", 'oelig;' => "\xC5\x93", 'Ograve' => "\xC3\x92", 'ograve' => "\xC3\xB2", 'Ograve;' => "\xC3\x92", 'ograve;' => "\xC3\xB2", 'oline;' => "\xE2\x80\xBE", 'Omega;' => "\xCE\xA9", 'omega;' => "\xCF\x89", 'Omicron;' => "\xCE\x9F", 'omicron;' => "\xCE\xBF", 'oplus;' => "\xE2\x8A\x95", 'or;' => "\xE2\x88\xA8", 'ordf' => "\xC2\xAA", 'ordf;' => "\xC2\xAA", 'ordm' => "\xC2\xBA", 'ordm;' => "\xC2\xBA", 'Oslash' => "\xC3\x98", 'oslash' => "\xC3\xB8", 'Oslash;' => "\xC3\x98", 'oslash;' => "\xC3\xB8", 'Otilde' => "\xC3\x95", 'otilde' => "\xC3\xB5", 'Otilde;' => "\xC3\x95", 'otilde;' => "\xC3\xB5", 'otimes;' => "\xE2\x8A\x97", 'Ouml' => "\xC3\x96", 'ouml' => "\xC3\xB6", 'Ouml;' => "\xC3\x96", 'ouml;' => "\xC3\xB6", 'para' => "\xC2\xB6", 'para;' => "\xC2\xB6", 'part;' => "\xE2\x88\x82", 'permil;' => "\xE2\x80\xB0", 'perp;' => "\xE2\x8A\xA5", 'Phi;' => "\xCE\xA6", 'phi;' => "\xCF\x86", 'Pi;' => "\xCE\xA0", 'pi;' => "\xCF\x80", 'piv;' => "\xCF\x96", 'plusmn' => "\xC2\xB1", 'plusmn;' => "\xC2\xB1", 'pound' => "\xC2\xA3", 'pound;' => "\xC2\xA3", 'Prime;' => "\xE2\x80\xB3", 'prime;' => "\xE2\x80\xB2", 'prod;' => "\xE2\x88\x8F", 'prop;' => "\xE2\x88\x9D", 'Psi;' => "\xCE\xA8", 'psi;' => "\xCF\x88", 'QUOT' => "\x22", 'quot' => "\x22", 'QUOT;' => "\x22", 'quot;' => "\x22", 'radic;' => "\xE2\x88\x9A", 'rang;' => "\xE3\x80\x89", 'raquo' => "\xC2\xBB", 'raquo;' => "\xC2\xBB", 'rArr;' => "\xE2\x87\x92", 'rarr;' => "\xE2\x86\x92", 'rceil;' => "\xE2\x8C\x89", 'rdquo;' => "\xE2\x80\x9D", 'real;' => "\xE2\x84\x9C", 'REG' => "\xC2\xAE", 'reg' => "\xC2\xAE", 'REG;' => "\xC2\xAE", 'reg;' => "\xC2\xAE", 'rfloor;' => "\xE2\x8C\x8B", 'Rho;' => "\xCE\xA1", 'rho;' => "\xCF\x81", 'rlm;' => "\xE2\x80\x8F", 'rsaquo;' => "\xE2\x80\xBA", 'rsquo;' => "\xE2\x80\x99", 'sbquo;' => "\xE2\x80\x9A", 'Scaron;' => "\xC5\xA0", 'scaron;' => "\xC5\xA1", 'sdot;' => "\xE2\x8B\x85", 'sect' => "\xC2\xA7", 'sect;' => "\xC2\xA7", 'shy' => "\xC2\xAD", 'shy;' => "\xC2\xAD", 'Sigma;' => "\xCE\xA3", 'sigma;' => "\xCF\x83", 'sigmaf;' => "\xCF\x82", 'sim;' => "\xE2\x88\xBC", 'spades;' => "\xE2\x99\xA0", 'sub;' => "\xE2\x8A\x82", 'sube;' => "\xE2\x8A\x86", 'sum;' => "\xE2\x88\x91", 'sup;' => "\xE2\x8A\x83", 'sup1' => "\xC2\xB9", 'sup1;' => "\xC2\xB9", 'sup2' => "\xC2\xB2", 'sup2;' => "\xC2\xB2", 'sup3' => "\xC2\xB3", 'sup3;' => "\xC2\xB3", 'supe;' => "\xE2\x8A\x87", 'szlig' => "\xC3\x9F", 'szlig;' => "\xC3\x9F", 'Tau;' => "\xCE\xA4", 'tau;' => "\xCF\x84", 'there4;' => "\xE2\x88\xB4", 'Theta;' => "\xCE\x98", 'theta;' => "\xCE\xB8", 'thetasym;' => "\xCF\x91", 'thinsp;' => "\xE2\x80\x89", 'THORN' => "\xC3\x9E", 'thorn' => "\xC3\xBE", 'THORN;' => "\xC3\x9E", 'thorn;' => "\xC3\xBE", 'tilde;' => "\xCB\x9C", 'times' => "\xC3\x97", 'times;' => "\xC3\x97", 'TRADE;' => "\xE2\x84\xA2", 'trade;' => "\xE2\x84\xA2", 'Uacute' => "\xC3\x9A", 'uacute' => "\xC3\xBA", 'Uacute;' => "\xC3\x9A", 'uacute;' => "\xC3\xBA", 'uArr;' => "\xE2\x87\x91", 'uarr;' => "\xE2\x86\x91", 'Ucirc' => "\xC3\x9B", 'ucirc' => "\xC3\xBB", 'Ucirc;' => "\xC3\x9B", 'ucirc;' => "\xC3\xBB", 'Ugrave' => "\xC3\x99", 'ugrave' => "\xC3\xB9", 'Ugrave;' => "\xC3\x99", 'ugrave;' => "\xC3\xB9", 'uml' => "\xC2\xA8", 'uml;' => "\xC2\xA8", 'upsih;' => "\xCF\x92", 'Upsilon;' => "\xCE\xA5", 'upsilon;' => "\xCF\x85", 'Uuml' => "\xC3\x9C", 'uuml' => "\xC3\xBC", 'Uuml;' => "\xC3\x9C", 'uuml;' => "\xC3\xBC", 'weierp;' => "\xE2\x84\x98", 'Xi;' => "\xCE\x9E", 'xi;' => "\xCE\xBE", 'Yacute' => "\xC3\x9D", 'yacute' => "\xC3\xBD", 'Yacute;' => "\xC3\x9D", 'yacute;' => "\xC3\xBD", 'yen' => "\xC2\xA5", 'yen;' => "\xC2\xA5", 'yuml' => "\xC3\xBF", 'Yuml;' => "\xC5\xB8", 'yuml;' => "\xC3\xBF", 'Zeta;' => "\xCE\x96", 'zeta;' => "\xCE\xB6", 'zwj;' => "\xE2\x80\x8D", 'zwnj;' => "\xE2\x80\x8C"); + + for ($i = 0, $match = null; $i < 9 && $this->consume() !== false; $i++) + { + $consumed = substr($this->consumed, 1); + if (isset($entities[$consumed])) + { + $match = $consumed; + } + } + + if ($match !== null) + { + $this->data = substr_replace($this->data, $entities[$match], $this->position - strlen($consumed) - 1, strlen($match) + 1); + $this->position += strlen($entities[$match]) - strlen($consumed) - 1; + } + break; + } + } +} + +/** + * IRI parser/serialiser + * + * @package SimplePie + */ +class SimplePie_IRI +{ + /** + * Scheme + * + * @access private + * @var string + */ + var $scheme; + + /** + * User Information + * + * @access private + * @var string + */ + var $userinfo; + + /** + * Host + * + * @access private + * @var string + */ + var $host; + + /** + * Port + * + * @access private + * @var string + */ + var $port; + + /** + * Path + * + * @access private + * @var string + */ + var $path; + + /** + * Query + * + * @access private + * @var string + */ + var $query; + + /** + * Fragment + * + * @access private + * @var string + */ + var $fragment; + + /** + * Whether the object represents a valid IRI + * + * @access private + * @var array + */ + var $valid = array(); + + /** + * Return the entire IRI when you try and read the object as a string + * + * @access public + * @return string + */ + function __toString() + { + return $this->get_iri(); + } + + /** + * Create a new IRI object, from a specified string + * + * @access public + * @param string $iri + * @return SimplePie_IRI + */ + function SimplePie_IRI($iri) + { + $iri = (string) $iri; + if ($iri !== '') + { + $parsed = $this->parse_iri($iri); + $this->set_scheme($parsed['scheme']); + $this->set_authority($parsed['authority']); + $this->set_path($parsed['path']); + $this->set_query($parsed['query']); + $this->set_fragment($parsed['fragment']); + } + } + + /** + * Create a new IRI object by resolving a relative IRI + * + * @static + * @access public + * @param SimplePie_IRI $base Base IRI + * @param string $relative Relative IRI + * @return SimplePie_IRI + */ + function absolutize($base, $relative) + { + $relative = (string) $relative; + if ($relative !== '') + { + $relative =& new SimplePie_IRI($relative); + if ($relative->get_scheme() !== null) + { + $target = $relative; + } + elseif ($base->get_iri() !== null) + { + if ($relative->get_authority() !== null) + { + $target = $relative; + $target->set_scheme($base->get_scheme()); + } + else + { + $target =& new SimplePie_IRI(''); + $target->set_scheme($base->get_scheme()); + $target->set_userinfo($base->get_userinfo()); + $target->set_host($base->get_host()); + $target->set_port($base->get_port()); + if ($relative->get_path() !== null) + { + if (strpos($relative->get_path(), '/') === 0) + { + $target->set_path($relative->get_path()); + } + elseif (($base->get_userinfo() !== null || $base->get_host() !== null || $base->get_port() !== null) && $base->get_path() === null) + { + $target->set_path('/' . $relative->get_path()); + } + elseif (($last_segment = strrpos($base->get_path(), '/')) !== false) + { + $target->set_path(substr($base->get_path(), 0, $last_segment + 1) . $relative->get_path()); + } + else + { + $target->set_path($relative->get_path()); + } + $target->set_query($relative->get_query()); + } + else + { + $target->set_path($base->get_path()); + if ($relative->get_query() !== null) + { + $target->set_query($relative->get_query()); + } + elseif ($base->get_query() !== null) + { + $target->set_query($base->get_query()); + } + } + } + $target->set_fragment($relative->get_fragment()); + } + else + { + // No base URL, just return the relative URL + $target = $relative; + } + } + else + { + $target = $base; + } + return $target; + } + + /** + * Parse an IRI into scheme/authority/path/query/fragment segments + * + * @access private + * @param string $iri + * @return array + */ + function parse_iri($iri) + { + preg_match('/^(([^:\/?#]+):)?(\/\/([^\/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?$/', $iri, $match); + for ($i = count($match); $i <= 9; $i++) + { + $match[$i] = ''; + } + return array('scheme' => $match[2], 'authority' => $match[4], 'path' => $match[5], 'query' => $match[7], 'fragment' => $match[9]); + } + + /** + * Remove dot segments from a path + * + * @access private + * @param string $input + * @return string + */ + function remove_dot_segments($input) + { + $output = ''; + while (strpos($input, './') !== false || strpos($input, '/.') !== false || $input === '.' || $input === '..') + { + // A: If the input buffer begins with a prefix of "../" or "./", then remove that prefix from the input buffer; otherwise, + if (strpos($input, '../') === 0) + { + $input = substr($input, 3); + } + elseif (strpos($input, './') === 0) + { + $input = substr($input, 2); + } + // B: if the input buffer begins with a prefix of "/./" or "/.", where "." is a complete path segment, then replace that prefix with "/" in the input buffer; otherwise, + elseif (strpos($input, '/./') === 0) + { + $input = substr_replace($input, '/', 0, 3); + } + elseif ($input === '/.') + { + $input = '/'; + } + // C: if the input buffer begins with a prefix of "/../" or "/..", where ".." is a complete path segment, then replace that prefix with "/" in the input buffer and remove the last segment and its preceding "/" (if any) from the output buffer; otherwise, + elseif (strpos($input, '/../') === 0) + { + $input = substr_replace($input, '/', 0, 4); + $output = substr_replace($output, '', strrpos($output, '/')); + } + elseif ($input === '/..') + { + $input = '/'; + $output = substr_replace($output, '', strrpos($output, '/')); + } + // D: if the input buffer consists only of "." or "..", then remove that from the input buffer; otherwise, + elseif ($input === '.' || $input === '..') + { + $input = ''; + } + // E: move the first path segment in the input buffer to the end of the output buffer, including the initial "/" character (if any) and any subsequent characters up to, but not including, the next "/" character or the end of the input buffer + elseif (($pos = strpos($input, '/', 1)) !== false) + { + $output .= substr($input, 0, $pos); + $input = substr_replace($input, '', 0, $pos); + } + else + { + $output .= $input; + $input = ''; + } + } + return $output . $input; + } + + /** + * Replace invalid character with percent encoding + * + * @access private + * @param string $string Input string + * @param string $valid_chars Valid characters + * @param int $case Normalise case + * @return string + */ + function replace_invalid_with_pct_encoding($string, $valid_chars, $case = SIMPLEPIE_SAME_CASE) + { + // Normalise case + if ($case & SIMPLEPIE_LOWERCASE) + { + $string = strtolower($string); + } + elseif ($case & SIMPLEPIE_UPPERCASE) + { + $string = strtoupper($string); + } + + // Store position and string length (to avoid constantly recalculating this) + $position = 0; + $strlen = strlen($string); + + // Loop as long as we have invalid characters, advancing the position to the next invalid character + while (($position += strspn($string, $valid_chars, $position)) < $strlen) + { + // If we have a % character + if ($string[$position] === '%') + { + // If we have a pct-encoded section + if ($position + 2 < $strlen && strspn($string, '0123456789ABCDEFabcdef', $position + 1, 2) === 2) + { + // Get the the represented character + $chr = chr(hexdec(substr($string, $position + 1, 2))); + + // If the character is valid, replace the pct-encoded with the actual character while normalising case + if (strpos($valid_chars, $chr) !== false) + { + if ($case & SIMPLEPIE_LOWERCASE) + { + $chr = strtolower($chr); + } + elseif ($case & SIMPLEPIE_UPPERCASE) + { + $chr = strtoupper($chr); + } + $string = substr_replace($string, $chr, $position, 3); + $strlen -= 2; + $position++; + } + + // Otherwise just normalise the pct-encoded to uppercase + else + { + $string = substr_replace($string, strtoupper(substr($string, $position + 1, 2)), $position + 1, 2); + $position += 3; + } + } + // If we don't have a pct-encoded section, just replace the % with its own esccaped form + else + { + $string = substr_replace($string, '%25', $position, 1); + $strlen += 2; + $position += 3; + } + } + // If we have an invalid character, change into its pct-encoded form + else + { + $replacement = sprintf("%%%02X", ord($string[$position])); + $string = str_replace($string[$position], $replacement, $string); + $strlen = strlen($string); + } + } + return $string; + } + + /** + * Check if the object represents a valid IRI + * + * @access public + * @return bool + */ + function is_valid() + { + return array_sum($this->valid) === count($this->valid); + } + + /** + * Set the scheme. Returns true on success, false on failure (if there are + * any invalid characters). + * + * @access public + * @param string $scheme + * @return bool + */ + function set_scheme($scheme) + { + if ($scheme === null || $scheme === '') + { + $this->scheme = null; + } + else + { + $len = strlen($scheme); + switch (true) + { + case $len > 1: + if (!strspn($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+-.', 1)) + { + $this->scheme = null; + $this->valid[__FUNCTION__] = false; + return false; + } + + case $len > 0: + if (!strspn($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz', 0, 1)) + { + $this->scheme = null; + $this->valid[__FUNCTION__] = false; + return false; + } + } + $this->scheme = strtolower($scheme); + } + $this->valid[__FUNCTION__] = true; + return true; + } + + /** + * Set the authority. Returns true on success, false on failure (if there are + * any invalid characters). + * + * @access public + * @param string $authority + * @return bool + */ + function set_authority($authority) + { + if (($userinfo_end = strrpos($authority, '@')) !== false) + { + $userinfo = substr($authority, 0, $userinfo_end); + $authority = substr($authority, $userinfo_end + 1); + } + else + { + $userinfo = null; + } + + if (($port_start = strpos($authority, ':')) !== false) + { + $port = substr($authority, $port_start + 1); + $authority = substr($authority, 0, $port_start); + } + else + { + $port = null; + } + + return $this->set_userinfo($userinfo) && $this->set_host($authority) && $this->set_port($port); + } + + /** + * Set the userinfo. + * + * @access public + * @param string $userinfo + * @return bool + */ + function set_userinfo($userinfo) + { + if ($userinfo === null || $userinfo === '') + { + $this->userinfo = null; + } + else + { + $this->userinfo = $this->replace_invalid_with_pct_encoding($userinfo, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:'); + } + $this->valid[__FUNCTION__] = true; + return true; + } + + /** + * Set the host. Returns true on success, false on failure (if there are + * any invalid characters). + * + * @access public + * @param string $host + * @return bool + */ + function set_host($host) + { + if ($host === null || $host === '') + { + $this->host = null; + $this->valid[__FUNCTION__] = true; + return true; + } + elseif ($host[0] === '[' && substr($host, -1) === ']') + { + if (Net_IPv6::checkIPv6(substr($host, 1, -1))) + { + $this->host = $host; + $this->valid[__FUNCTION__] = true; + return true; + } + else + { + $this->host = null; + $this->valid[__FUNCTION__] = false; + return false; + } + } + else + { + $this->host = $this->replace_invalid_with_pct_encoding($host, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=', SIMPLEPIE_LOWERCASE); + $this->valid[__FUNCTION__] = true; + return true; + } + } + + /** + * Set the port. Returns true on success, false on failure (if there are + * any invalid characters). + * + * @access public + * @param string $port + * @return bool + */ + function set_port($port) + { + if ($port === null || $port === '') + { + $this->port = null; + $this->valid[__FUNCTION__] = true; + return true; + } + elseif (strspn($port, '0123456789') === strlen($port)) + { + $this->port = (int) $port; + $this->valid[__FUNCTION__] = true; + return true; + } + else + { + $this->port = null; + $this->valid[__FUNCTION__] = false; + return false; + } + } + + /** + * Set the path. + * + * @access public + * @param string $path + * @return bool + */ + function set_path($path) + { + if ($path === null || $path === '') + { + $this->path = null; + $this->valid[__FUNCTION__] = true; + return true; + } + elseif (substr($path, 0, 2) === '//' && $this->userinfo === null && $this->host === null && $this->port === null) + { + $this->path = null; + $this->valid[__FUNCTION__] = false; + return false; + } + else + { + $this->path = $this->replace_invalid_with_pct_encoding($path, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=@/'); + if ($this->scheme !== null) + { + $this->path = $this->remove_dot_segments($this->path); + } + $this->valid[__FUNCTION__] = true; + return true; + } + } + + /** + * Set the query. + * + * @access public + * @param string $query + * @return bool + */ + function set_query($query) + { + if ($query === null || $query === '') + { + $this->query = null; + } + else + { + $this->query = $this->replace_invalid_with_pct_encoding($query, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:@/?'); + } + $this->valid[__FUNCTION__] = true; + return true; + } + + /** + * Set the fragment. + * + * @access public + * @param string $fragment + * @return bool + */ + function set_fragment($fragment) + { + if ($fragment === null || $fragment === '') + { + $this->fragment = null; + } + else + { + $this->fragment = $this->replace_invalid_with_pct_encoding($fragment, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~!$&\'()*+,;=:@/?'); + } + $this->valid[__FUNCTION__] = true; + return true; + } + + /** + * Get the complete IRI + * + * @access public + * @return string + */ + function get_iri() + { + $iri = ''; + if ($this->scheme !== null) + { + $iri .= $this->scheme . ':'; + } + if (($authority = $this->get_authority()) !== null) + { + $iri .= '//' . $authority; + } + if ($this->path !== null) + { + $iri .= $this->path; + } + if ($this->query !== null) + { + $iri .= '?' . $this->query; + } + if ($this->fragment !== null) + { + $iri .= '#' . $this->fragment; + } + + if ($iri !== '') + { + return $iri; + } + else + { + return null; + } + } + + /** + * Get the scheme + * + * @access public + * @return string + */ + function get_scheme() + { + return $this->scheme; + } + + /** + * Get the complete authority + * + * @access public + * @return string + */ + function get_authority() + { + $authority = ''; + if ($this->userinfo !== null) + { + $authority .= $this->userinfo . '@'; + } + if ($this->host !== null) + { + $authority .= $this->host; + } + if ($this->port !== null) + { + $authority .= ':' . $this->port; + } + + if ($authority !== '') + { + return $authority; + } + else + { + return null; + } + } + + /** + * Get the user information + * + * @access public + * @return string + */ + function get_userinfo() + { + return $this->userinfo; + } + + /** + * Get the host + * + * @access public + * @return string + */ + function get_host() + { + return $this->host; + } + + /** + * Get the port + * + * @access public + * @return string + */ + function get_port() + { + return $this->port; + } + + /** + * Get the path + * + * @access public + * @return string + */ + function get_path() + { + return $this->path; + } + + /** + * Get the query * * @access public - * @param string $data Input data + * @return string */ - function SimplePie_Decode_HTML_Entities($data) + function get_query() { - $this->data = $data; + return $this->query; } /** - * Parse the input data + * Get the fragment * * @access public - * @return string Output data + * @return string */ - function parse() + function get_fragment() { - while (($this->position = strpos($this->data, '&', $this->position)) !== false) - { - $this->consume(); - $this->entity(); - $this->consumed = ''; - } - return $this->data; + return $this->fragment; } +} +/** + * Class to validate and to work with IPv6 addresses. + * + * @package SimplePie + * @copyright 2003-2005 The PHP Group + * @license http://www.opensource.org/licenses/bsd-license.php + * @link http://pear.php.net/package/Net_IPv6 + * @author Alexander Merz + * @author elfrink at introweb dot nl + * @author Josh Peck + * @author Geoffrey Sneddon + */ +class SimplePie_Net_IPv6 +{ /** - * Consume the next byte + * Removes a possible existing netmask specification of an IP address. * - * @access private - * @return mixed The next byte, or false, if there is no more data + * @param string $ip the (compressed) IP as Hex representation + * @return string the IP the without netmask + * @since 1.1.0 + * @access public + * @static */ - function consume() + function removeNetmaskSpec($ip) { - if (isset($this->data[$this->position])) + if (strpos($ip, '/') !== false) { - $this->consumed .= $this->data[$this->position]; - return $this->data[$this->position++]; + list($addr, $nm) = explode('/', $ip); } else { - $this->consumed = false; - return false; + $addr = $ip; } + return $addr; } /** - * Consume a range of characters + * Uncompresses an IPv6 address * - * @access private - * @param string $chars Characters to consume - * @return mixed A series of characters that match the range, or false + * RFC 2373 allows you to compress zeros in an address to '::'. This + * function expects an valid IPv6 address and expands the '::' to + * the required zeros. + * + * Example: FF01::101 -> FF01:0:0:0:0:0:0:101 + * ::1 -> 0:0:0:0:0:0:0:1 + * + * @access public + * @static + * @param string $ip a valid IPv6-address (hex format) + * @return string the uncompressed IPv6-address (hex format) */ - function consume_range($chars) + function Uncompress($ip) { - if ($len = strspn($this->data, $chars, $this->position)) + $uip = SimplePie_Net_IPv6::removeNetmaskSpec($ip); + $c1 = -1; + $c2 = -1; + if (strpos($ip, '::') !== false) { - $data = substr($this->data, $this->position, $len); - $this->consumed .= $data; - $this->position += $len; - return $data; - } - else - { - $this->consumed = false; - return false; + list($ip1, $ip2) = explode('::', $ip); + if ($ip1 === '') + { + $c1 = -1; + } + else + { + $pos = 0; + if (($pos = substr_count($ip1, ':')) > 0) + { + $c1 = $pos; + } + else + { + $c1 = 0; + } + } + if ($ip2 === '') + { + $c2 = -1; + } + else + { + $pos = 0; + if (($pos = substr_count($ip2, ':')) > 0) + { + $c2 = $pos; + } + else + { + $c2 = 0; + } + } + if (strstr($ip2, '.')) + { + $c2++; + } + // :: + if ($c1 === -1 && $c2 === -1) + { + $uip = '0:0:0:0:0:0:0:0'; + } + // ::xxx + else if ($c1 === -1) + { + $fill = str_repeat('0:', 7 - $c2); + $uip = str_replace('::', $fill, $uip); + } + // xxx:: + else if ($c2 === -1) + { + $fill = str_repeat(':0', 7 - $c1); + $uip = str_replace('::', $fill, $uip); + } + // xxx::xxx + else + { + $fill = str_repeat(':0:', 6 - $c2 - $c1); + $uip = str_replace('::', $fill, $uip); + $uip = str_replace('::', ':', $uip); + } } + return $uip; } /** - * Unconsume one byte + * Splits an IPv6 address into the IPv6 and a possible IPv4 part * - * @access private + * RFC 2373 allows you to note the last two parts of an IPv6 address as + * an IPv4 compatible address + * + * Example: 0:0:0:0:0:0:13.1.68.3 + * 0:0:0:0:0:FFFF:129.144.52.38 + * + * @access public + * @static + * @param string $ip a valid IPv6-address (hex format) + * @return array [0] contains the IPv6 part, [1] the IPv4 part (hex format) */ - function unconsume() + function SplitV64($ip) { - $this->consumed = substr($this->consumed, 0, -1); - $this->position--; + $ip = SimplePie_Net_IPv6::Uncompress($ip); + if (strstr($ip, '.')) + { + $pos = strrpos($ip, ':'); + $ip[$pos] = '_'; + $ipPart = explode('_', $ip); + return $ipPart; + } + else + { + return array($ip, ''); + } } /** - * Decode an entity + * Checks an IPv6 address * - * @access private + * Checks if the given IP is IPv6-compatible + * + * @access public + * @static + * @param string $ip a valid IPv6-address + * @return bool true if $ip is an IPv6 address */ - function entity() + function checkIPv6($ip) { - switch ($this->consume()) + $ipPart = SimplePie_Net_IPv6::SplitV64($ip); + $count = 0; + if (!empty($ipPart[0])) { - case "\x09": - case "\x0A": - case "\x0B": - case "\x0B": - case "\x0C": - case "\x20": - case "\x3C": - case "\x26": - case false: - break; - - case "\x23": - switch ($this->consume()) + $ipv6 = explode(':', $ipPart[0]); + for ($i = 0; $i < count($ipv6); $i++) + { + $dec = hexdec($ipv6[$i]); + $hex = strtoupper(preg_replace('/^[0]{1,3}(.*[0-9a-fA-F])$/', '\\1', $ipv6[$i])); + if ($ipv6[$i] >= 0 && $dec <= 65535 && $hex === strtoupper(dechex($dec))) { - case "\x78": - case "\x58": - $range = '0123456789ABCDEFabcdef'; - $hex = true; - break; - - default: - $range = '0123456789'; - $hex = false; - $this->unconsume(); - break; + $count++; } - - if ($codepoint = $this->consume_range($range)) + } + if ($count === 8) + { + return true; + } + elseif ($count === 6 && !empty($ipPart[1])) + { + $ipv4 = explode('.', $ipPart[1]); + $count = 0; + foreach ($ipv4 as $ipv4_part) { - static $windows_1252_specials = array(0x0D => "\x0A", 0x80 => "\xE2\x82\xAC", 0x81 => "\xEF\xBF\xBD", 0x82 => "\xE2\x80\x9A", 0x83 => "\xC6\x92", 0x84 => "\xE2\x80\x9E", 0x85 => "\xE2\x80\xA6", 0x86 => "\xE2\x80\xA0", 0x87 => "\xE2\x80\xA1", 0x88 => "\xCB\x86", 0x89 => "\xE2\x80\xB0", 0x8A => "\xC5\xA0", 0x8B => "\xE2\x80\xB9", 0x8C => "\xC5\x92", 0x8D => "\xEF\xBF\xBD", 0x8E => "\xC5\xBD", 0x8F => "\xEF\xBF\xBD", 0x90 => "\xEF\xBF\xBD", 0x91 => "\xE2\x80\x98", 0x92 => "\xE2\x80\x99", 0x93 => "\xE2\x80\x9C", 0x94 => "\xE2\x80\x9D", 0x95 => "\xE2\x80\xA2", 0x96 => "\xE2\x80\x93", 0x97 => "\xE2\x80\x94", 0x98 => "\xCB\x9C", 0x99 => "\xE2\x84\xA2", 0x9A => "\xC5\xA1", 0x9B => "\xE2\x80\xBA", 0x9C => "\xC5\x93", 0x9D => "\xEF\xBF\xBD", 0x9E => "\xC5\xBE", 0x9F => "\xC5\xB8"); - - if ($hex) - { - $codepoint = hexdec($codepoint); - } - else - { - $codepoint = intval($codepoint); - } - - if (isset($windows_1252_specials[$codepoint])) + if ($ipv4_part >= 0 && $ipv4_part <= 255 && preg_match('/^\d{1,3}$/', $ipv4_part)) { - $replacement = $windows_1252_specials[$codepoint]; - } - else - { - $replacement = SimplePie_Misc::codepoint_to_utf8($codepoint); - } - - if ($this->consume() != ';') - { - $this->unconsume(); + $count++; } - - $consumed_length = strlen($this->consumed); - $this->data = substr_replace($this->data, $replacement, $this->position - $consumed_length, $consumed_length); - $this->position += strlen($replacement) - $consumed_length; } - break; - - default: - static $entities = array('Aacute' => "\xC3\x81", 'aacute' => "\xC3\xA1", 'Aacute;' => "\xC3\x81", 'aacute;' => "\xC3\xA1", 'Acirc' => "\xC3\x82", 'acirc' => "\xC3\xA2", 'Acirc;' => "\xC3\x82", 'acirc;' => "\xC3\xA2", 'acute' => "\xC2\xB4", 'acute;' => "\xC2\xB4", 'AElig' => "\xC3\x86", 'aelig' => "\xC3\xA6", 'AElig;' => "\xC3\x86", 'aelig;' => "\xC3\xA6", 'Agrave' => "\xC3\x80", 'agrave' => "\xC3\xA0", 'Agrave;' => "\xC3\x80", 'agrave;' => "\xC3\xA0", 'alefsym;' => "\xE2\x84\xB5", 'Alpha;' => "\xCE\x91", 'alpha;' => "\xCE\xB1", 'AMP' => "\x26", 'amp' => "\x26", 'AMP;' => "\x26", 'amp;' => "\x26", 'and;' => "\xE2\x88\xA7", 'ang;' => "\xE2\x88\xA0", 'apos;' => "\x27", 'Aring' => "\xC3\x85", 'aring' => "\xC3\xA5", 'Aring;' => "\xC3\x85", 'aring;' => "\xC3\xA5", 'asymp;' => "\xE2\x89\x88", 'Atilde' => "\xC3\x83", 'atilde' => "\xC3\xA3", 'Atilde;' => "\xC3\x83", 'atilde;' => "\xC3\xA3", 'Auml' => "\xC3\x84", 'auml' => "\xC3\xA4", 'Auml;' => "\xC3\x84", 'auml;' => "\xC3\xA4", 'bdquo;' => "\xE2\x80\x9E", 'Beta;' => "\xCE\x92", 'beta;' => "\xCE\xB2", 'brvbar' => "\xC2\xA6", 'brvbar;' => "\xC2\xA6", 'bull;' => "\xE2\x80\xA2", 'cap;' => "\xE2\x88\xA9", 'Ccedil' => "\xC3\x87", 'ccedil' => "\xC3\xA7", 'Ccedil;' => "\xC3\x87", 'ccedil;' => "\xC3\xA7", 'cedil' => "\xC2\xB8", 'cedil;' => "\xC2\xB8", 'cent' => "\xC2\xA2", 'cent;' => "\xC2\xA2", 'Chi;' => "\xCE\xA7", 'chi;' => "\xCF\x87", 'circ;' => "\xCB\x86", 'clubs;' => "\xE2\x99\xA3", 'cong;' => "\xE2\x89\x85", 'COPY' => "\xC2\xA9", 'copy' => "\xC2\xA9", 'COPY;' => "\xC2\xA9", 'copy;' => "\xC2\xA9", 'crarr;' => "\xE2\x86\xB5", 'cup;' => "\xE2\x88\xAA", 'curren' => "\xC2\xA4", 'curren;' => "\xC2\xA4", 'Dagger;' => "\xE2\x80\xA1", 'dagger;' => "\xE2\x80\xA0", 'dArr;' => "\xE2\x87\x93", 'darr;' => "\xE2\x86\x93", 'deg' => "\xC2\xB0", 'deg;' => "\xC2\xB0", 'Delta;' => "\xCE\x94", 'delta;' => "\xCE\xB4", 'diams;' => "\xE2\x99\xA6", 'divide' => "\xC3\xB7", 'divide;' => "\xC3\xB7", 'Eacute' => "\xC3\x89", 'eacute' => "\xC3\xA9", 'Eacute;' => "\xC3\x89", 'eacute;' => "\xC3\xA9", 'Ecirc' => "\xC3\x8A", 'ecirc' => "\xC3\xAA", 'Ecirc;' => "\xC3\x8A", 'ecirc;' => "\xC3\xAA", 'Egrave' => "\xC3\x88", 'egrave' => "\xC3\xA8", 'Egrave;' => "\xC3\x88", 'egrave;' => "\xC3\xA8", 'empty;' => "\xE2\x88\x85", 'emsp;' => "\xE2\x80\x83", 'ensp;' => "\xE2\x80\x82", 'Epsilon;' => "\xCE\x95", 'epsilon;' => "\xCE\xB5", 'equiv;' => "\xE2\x89\xA1", 'Eta;' => "\xCE\x97", 'eta;' => "\xCE\xB7", 'ETH' => "\xC3\x90", 'eth' => "\xC3\xB0", 'ETH;' => "\xC3\x90", 'eth;' => "\xC3\xB0", 'Euml' => "\xC3\x8B", 'euml' => "\xC3\xAB", 'Euml;' => "\xC3\x8B", 'euml;' => "\xC3\xAB", 'euro;' => "\xE2\x82\xAC", 'exist;' => "\xE2\x88\x83", 'fnof;' => "\xC6\x92", 'forall;' => "\xE2\x88\x80", 'frac12' => "\xC2\xBD", 'frac12;' => "\xC2\xBD", 'frac14' => "\xC2\xBC", 'frac14;' => "\xC2\xBC", 'frac34' => "\xC2\xBE", 'frac34;' => "\xC2\xBE", 'frasl;' => "\xE2\x81\x84", 'Gamma;' => "\xCE\x93", 'gamma;' => "\xCE\xB3", 'ge;' => "\xE2\x89\xA5", 'GT' => "\x3E", 'gt' => "\x3E", 'GT;' => "\x3E", 'gt;' => "\x3E", 'hArr;' => "\xE2\x87\x94", 'harr;' => "\xE2\x86\x94", 'hearts;' => "\xE2\x99\xA5", 'hellip;' => "\xE2\x80\xA6", 'Iacute' => "\xC3\x8D", 'iacute' => "\xC3\xAD", 'Iacute;' => "\xC3\x8D", 'iacute;' => "\xC3\xAD", 'Icirc' => "\xC3\x8E", 'icirc' => "\xC3\xAE", 'Icirc;' => "\xC3\x8E", 'icirc;' => "\xC3\xAE", 'iexcl' => "\xC2\xA1", 'iexcl;' => "\xC2\xA1", 'Igrave' => "\xC3\x8C", 'igrave' => "\xC3\xAC", 'Igrave;' => "\xC3\x8C", 'igrave;' => "\xC3\xAC", 'image;' => "\xE2\x84\x91", 'infin;' => "\xE2\x88\x9E", 'int;' => "\xE2\x88\xAB", 'Iota;' => "\xCE\x99", 'iota;' => "\xCE\xB9", 'iquest' => "\xC2\xBF", 'iquest;' => "\xC2\xBF", 'isin;' => "\xE2\x88\x88", 'Iuml' => "\xC3\x8F", 'iuml' => "\xC3\xAF", 'Iuml;' => "\xC3\x8F", 'iuml;' => "\xC3\xAF", 'Kappa;' => "\xCE\x9A", 'kappa;' => "\xCE\xBA", 'Lambda;' => "\xCE\x9B", 'lambda;' => "\xCE\xBB", 'lang;' => "\xE3\x80\x88", 'laquo' => "\xC2\xAB", 'laquo;' => "\xC2\xAB", 'lArr;' => "\xE2\x87\x90", 'larr;' => "\xE2\x86\x90", 'lceil;' => "\xE2\x8C\x88", 'ldquo;' => "\xE2\x80\x9C", 'le;' => "\xE2\x89\xA4", 'lfloor;' => "\xE2\x8C\x8A", 'lowast;' => "\xE2\x88\x97", 'loz;' => "\xE2\x97\x8A", 'lrm;' => "\xE2\x80\x8E", 'lsaquo;' => "\xE2\x80\xB9", 'lsquo;' => "\xE2\x80\x98", 'LT' => "\x3C", 'lt' => "\x3C", 'LT;' => "\x3C", 'lt;' => "\x3C", 'macr' => "\xC2\xAF", 'macr;' => "\xC2\xAF", 'mdash;' => "\xE2\x80\x94", 'micro' => "\xC2\xB5", 'micro;' => "\xC2\xB5", 'middot' => "\xC2\xB7", 'middot;' => "\xC2\xB7", 'minus;' => "\xE2\x88\x92", 'Mu;' => "\xCE\x9C", 'mu;' => "\xCE\xBC", 'nabla;' => "\xE2\x88\x87", 'nbsp' => "\xC2\xA0", 'nbsp;' => "\xC2\xA0", 'ndash;' => "\xE2\x80\x93", 'ne;' => "\xE2\x89\xA0", 'ni;' => "\xE2\x88\x8B", 'not' => "\xC2\xAC", 'not;' => "\xC2\xAC", 'notin;' => "\xE2\x88\x89", 'nsub;' => "\xE2\x8A\x84", 'Ntilde' => "\xC3\x91", 'ntilde' => "\xC3\xB1", 'Ntilde;' => "\xC3\x91", 'ntilde;' => "\xC3\xB1", 'Nu;' => "\xCE\x9D", 'nu;' => "\xCE\xBD", 'Oacute' => "\xC3\x93", 'oacute' => "\xC3\xB3", 'Oacute;' => "\xC3\x93", 'oacute;' => "\xC3\xB3", 'Ocirc' => "\xC3\x94", 'ocirc' => "\xC3\xB4", 'Ocirc;' => "\xC3\x94", 'ocirc;' => "\xC3\xB4", 'OElig;' => "\xC5\x92", 'oelig;' => "\xC5\x93", 'Ograve' => "\xC3\x92", 'ograve' => "\xC3\xB2", 'Ograve;' => "\xC3\x92", 'ograve;' => "\xC3\xB2", 'oline;' => "\xE2\x80\xBE", 'Omega;' => "\xCE\xA9", 'omega;' => "\xCF\x89", 'Omicron;' => "\xCE\x9F", 'omicron;' => "\xCE\xBF", 'oplus;' => "\xE2\x8A\x95", 'or;' => "\xE2\x88\xA8", 'ordf' => "\xC2\xAA", 'ordf;' => "\xC2\xAA", 'ordm' => "\xC2\xBA", 'ordm;' => "\xC2\xBA", 'Oslash' => "\xC3\x98", 'oslash' => "\xC3\xB8", 'Oslash;' => "\xC3\x98", 'oslash;' => "\xC3\xB8", 'Otilde' => "\xC3\x95", 'otilde' => "\xC3\xB5", 'Otilde;' => "\xC3\x95", 'otilde;' => "\xC3\xB5", 'otimes;' => "\xE2\x8A\x97", 'Ouml' => "\xC3\x96", 'ouml' => "\xC3\xB6", 'Ouml;' => "\xC3\x96", 'ouml;' => "\xC3\xB6", 'para' => "\xC2\xB6", 'para;' => "\xC2\xB6", 'part;' => "\xE2\x88\x82", 'permil;' => "\xE2\x80\xB0", 'perp;' => "\xE2\x8A\xA5", 'Phi;' => "\xCE\xA6", 'phi;' => "\xCF\x86", 'Pi;' => "\xCE\xA0", 'pi;' => "\xCF\x80", 'piv;' => "\xCF\x96", 'plusmn' => "\xC2\xB1", 'plusmn;' => "\xC2\xB1", 'pound' => "\xC2\xA3", 'pound;' => "\xC2\xA3", 'Prime;' => "\xE2\x80\xB3", 'prime;' => "\xE2\x80\xB2", 'prod;' => "\xE2\x88\x8F", 'prop;' => "\xE2\x88\x9D", 'Psi;' => "\xCE\xA8", 'psi;' => "\xCF\x88", 'QUOT' => "\x22", 'quot' => "\x22", 'QUOT;' => "\x22", 'quot;' => "\x22", 'radic;' => "\xE2\x88\x9A", 'rang;' => "\xE3\x80\x89", 'raquo' => "\xC2\xBB", 'raquo;' => "\xC2\xBB", 'rArr;' => "\xE2\x87\x92", 'rarr;' => "\xE2\x86\x92", 'rceil;' => "\xE2\x8C\x89", 'rdquo;' => "\xE2\x80\x9D", 'real;' => "\xE2\x84\x9C", 'REG' => "\xC2\xAE", 'reg' => "\xC2\xAE", 'REG;' => "\xC2\xAE", 'reg;' => "\xC2\xAE", 'rfloor;' => "\xE2\x8C\x8B", 'Rho;' => "\xCE\xA1", 'rho;' => "\xCF\x81", 'rlm;' => "\xE2\x80\x8F", 'rsaquo;' => "\xE2\x80\xBA", 'rsquo;' => "\xE2\x80\x99", 'sbquo;' => "\xE2\x80\x9A", 'Scaron;' => "\xC5\xA0", 'scaron;' => "\xC5\xA1", 'sdot;' => "\xE2\x8B\x85", 'sect' => "\xC2\xA7", 'sect;' => "\xC2\xA7", 'shy' => "\xC2\xAD", 'shy;' => "\xC2\xAD", 'Sigma;' => "\xCE\xA3", 'sigma;' => "\xCF\x83", 'sigmaf;' => "\xCF\x82", 'sim;' => "\xE2\x88\xBC", 'spades;' => "\xE2\x99\xA0", 'sub;' => "\xE2\x8A\x82", 'sube;' => "\xE2\x8A\x86", 'sum;' => "\xE2\x88\x91", 'sup;' => "\xE2\x8A\x83", 'sup1' => "\xC2\xB9", 'sup1;' => "\xC2\xB9", 'sup2' => "\xC2\xB2", 'sup2;' => "\xC2\xB2", 'sup3' => "\xC2\xB3", 'sup3;' => "\xC2\xB3", 'supe;' => "\xE2\x8A\x87", 'szlig' => "\xC3\x9F", 'szlig;' => "\xC3\x9F", 'Tau;' => "\xCE\xA4", 'tau;' => "\xCF\x84", 'there4;' => "\xE2\x88\xB4", 'Theta;' => "\xCE\x98", 'theta;' => "\xCE\xB8", 'thetasym;' => "\xCF\x91", 'thinsp;' => "\xE2\x80\x89", 'THORN' => "\xC3\x9E", 'thorn' => "\xC3\xBE", 'THORN;' => "\xC3\x9E", 'thorn;' => "\xC3\xBE", 'tilde;' => "\xCB\x9C", 'times' => "\xC3\x97", 'times;' => "\xC3\x97", 'TRADE;' => "\xE2\x84\xA2", 'trade;' => "\xE2\x84\xA2", 'Uacute' => "\xC3\x9A", 'uacute' => "\xC3\xBA", 'Uacute;' => "\xC3\x9A", 'uacute;' => "\xC3\xBA", 'uArr;' => "\xE2\x87\x91", 'uarr;' => "\xE2\x86\x91", 'Ucirc' => "\xC3\x9B", 'ucirc' => "\xC3\xBB", 'Ucirc;' => "\xC3\x9B", 'ucirc;' => "\xC3\xBB", 'Ugrave' => "\xC3\x99", 'ugrave' => "\xC3\xB9", 'Ugrave;' => "\xC3\x99", 'ugrave;' => "\xC3\xB9", 'uml' => "\xC2\xA8", 'uml;' => "\xC2\xA8", 'upsih;' => "\xCF\x92", 'Upsilon;' => "\xCE\xA5", 'upsilon;' => "\xCF\x85", 'Uuml' => "\xC3\x9C", 'uuml' => "\xC3\xBC", 'Uuml;' => "\xC3\x9C", 'uuml;' => "\xC3\xBC", 'weierp;' => "\xE2\x84\x98", 'Xi;' => "\xCE\x9E", 'xi;' => "\xCE\xBE", 'Yacute' => "\xC3\x9D", 'yacute' => "\xC3\xBD", 'Yacute;' => "\xC3\x9D", 'yacute;' => "\xC3\xBD", 'yen' => "\xC2\xA5", 'yen;' => "\xC2\xA5", 'yuml' => "\xC3\xBF", 'Yuml;' => "\xC5\xB8", 'yuml;' => "\xC3\xBF", 'Zeta;' => "\xCE\x96", 'zeta;' => "\xCE\xB6", 'zwj;' => "\xE2\x80\x8D", 'zwnj;' => "\xE2\x80\x8C"); - - for ($i = 0, $match = null; $i < 9 && $this->consume() !== false; $i++) + if ($count === 4) { - $consumed = substr($this->consumed, 1); - if (isset($entities[$consumed])) - { - $match = $consumed; - } + return true; } + } + else + { + return false; + } - if ($match !== null) - { - $this->data = substr_replace($this->data, $entities[$match], $this->position - strlen($consumed) - 1, strlen($match) + 1); - $this->position += strlen($entities[$match]) - strlen($consumed) - 1; - } - break; + } + else + { + return false; } } } @@ -11734,20 +13021,7 @@ class SimplePie_Parse_Date static $cache; if (!isset($cache[get_class($this)])) { - if (extension_loaded('Reflection')) - { - $class = new ReflectionClass(get_class($this)); - $methods = $class->getMethods(); - $all_methods = array(); - foreach ($methods as $method) - { - $all_methods[] = $method->getName(); - } - } - else - { - $all_methods = get_class_methods($this); - } + $all_methods = get_class_methods($this); foreach ($all_methods as $method) { @@ -11774,7 +13048,7 @@ class SimplePie_Parse_Date static $object; if (!$object) { - $object = new SimplePie_Parse_Date; + $object =& new SimplePie_Parse_Date; } return $object; } @@ -12800,7 +14074,7 @@ class SimplePie_Locator $this->content_type_sniffer_class = $content_type_sniffer_class; } - function find($type = SIMPLEPIE_LOCATOR_ALL) + function find($type = SIMPLEPIE_LOCATOR_ALL, &$working) { if ($this->is_feed($this->file)) { @@ -12809,7 +14083,7 @@ class SimplePie_Locator if ($this->file->method & SIMPLEPIE_FILE_SOURCE_REMOTE) { - $sniffer = new $this->content_type_sniffer_class($this->file); + $sniffer =& new $this->content_type_sniffer_class($this->file); if ($sniffer->get_type() !== 'text/html') { return null; @@ -12823,7 +14097,7 @@ class SimplePie_Locator if ($type & SIMPLEPIE_LOCATOR_AUTODISCOVERY && $working = $this->autodiscovery()) { - return $working; + return $working[0]; } if ($type & (SIMPLEPIE_LOCATOR_LOCAL_EXTENSION | SIMPLEPIE_LOCATOR_LOCAL_BODY | SIMPLEPIE_LOCATOR_REMOTE_EXTENSION | SIMPLEPIE_LOCATOR_REMOTE_BODY) && $this->get_links()) @@ -12855,7 +14129,7 @@ class SimplePie_Locator { if ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE) { - $sniffer = new $this->content_type_sniffer_class($file); + $sniffer =& new $this->content_type_sniffer_class($file); $sniffed = $sniffer->get_type(); if (in_array($sniffed, array('application/rss+xml', 'application/rdf+xml', 'text/rdf', 'application/atom+xml', 'text/xml', 'application/xml'))) { @@ -12896,9 +14170,10 @@ class SimplePie_Locator { $links = array_merge(SimplePie_Misc::get_element('link', $this->file->body), SimplePie_Misc::get_element('a', $this->file->body), SimplePie_Misc::get_element('area', $this->file->body)); $done = array(); + $feeds = array(); foreach ($links as $link) { - if ($this->checked_feeds == $this->max_checked_feeds) + if ($this->checked_feeds === $this->max_checked_feeds) { break; } @@ -12915,19 +14190,26 @@ class SimplePie_Locator $href = SimplePie_Misc::absolutize_url(trim($link['attribs']['href']['data']), $this->http_base); } - if (!in_array($href, $done) && in_array('feed', $rel) || (in_array('alternate', $rel) && !empty($link['attribs']['type']['data']) && in_array(strtolower(SimplePie_Misc::parse_mime($link['attribs']['type']['data'])), array('application/rss+xml', 'application/atom+xml')))) + if (!in_array($href, $done) && in_array('feed', $rel) || (in_array('alternate', $rel) && !empty($link['attribs']['type']['data']) && in_array(strtolower(SimplePie_Misc::parse_mime($link['attribs']['type']['data'])), array('application/rss+xml', 'application/atom+xml'))) && !isset($feeds[$href])) { $this->checked_feeds++; $feed =& new $this->file_class($href, $this->timeout, 5, null, $this->useragent); - if ($this->is_feed($feed)) + if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed)) { - return $feed; + $feeds[$href] = $feed; } } $done[] = $href; } } - return null; + + if (!empty($feeds)) + { + return array_values($feeds); + } + else { + return null; + } } function get_links() @@ -12952,7 +14234,7 @@ class SimplePie_Locator $current = SimplePie_Misc::parse_url($this->file->url); - if ($parsed['authority'] === '' || $parsed['authority'] == $current['authority']) + if ($parsed['authority'] === '' || $parsed['authority'] === $current['authority']) { $this->local[] = $href; } @@ -12976,7 +14258,7 @@ class SimplePie_Locator { foreach ($array as $key => $value) { - if ($this->checked_feeds == $this->max_checked_feeds) + if ($this->checked_feeds === $this->max_checked_feeds) { break; } @@ -12984,7 +14266,7 @@ class SimplePie_Locator { $this->checked_feeds++; $feed =& new $this->file_class($value, $this->timeout, 5, null, $this->useragent); - if ($this->is_feed($feed)) + if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed)) { return $feed; } @@ -13001,7 +14283,7 @@ class SimplePie_Locator { foreach ($array as $key => $value) { - if ($this->checked_feeds == $this->max_checked_feeds) + if ($this->checked_feeds === $this->max_checked_feeds) { break; } @@ -13009,7 +14291,7 @@ class SimplePie_Locator { $this->checked_feeds++; $feed =& new $this->file_class($value, $this->timeout, 5, null, $this->useragent); - if ($this->is_feed($feed)) + if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed)) { return $feed; } @@ -13031,7 +14313,6 @@ class SimplePie_Parser var $current_column; var $current_byte; var $separator = ' '; - var $feed = false; var $namespace = array(''); var $element = array(''); var $xml_base = array(''); @@ -13045,7 +14326,7 @@ class SimplePie_Parser function parse(&$data, $encoding) { // Use UTF-8 if we get passed US-ASCII, as every US-ASCII character is a UTF-8 character - if (strtoupper($encoding) == 'US-ASCII') + if (strtoupper($encoding) === 'US-ASCII') { $this->encoding = 'UTF-8'; } @@ -13083,7 +14364,7 @@ class SimplePie_Parser if (substr($data, 0, 5) === '')) !== false) { - $declaration = new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5)); + $declaration =& new SimplePie_XML_Declaration_Parser(substr($data, 5, $pos - 5)); if ($declaration->parse()) { $data = substr($data, $pos + 2); @@ -13096,35 +14377,110 @@ class SimplePie_Parser } } - // Work around libxml bug - $data = str_replace('<', '<', $data); - $data = str_replace('>', '>', $data); - $data = str_replace('&', '&', $data); - $data = str_replace(''', ''', $data); - $data = str_replace('"', '"', $data); - $return = true; + static $xml_is_sane = null; + if ($xml_is_sane === null) + { + $parser_check = xml_parser_create(); + xml_parse_into_struct($parser_check, '&', $values); + xml_parser_free($parser_check); + $xml_is_sane = isset($values[0]['value']); + } + // Create the parser - $xml = xml_parser_create_ns($this->encoding, $this->separator); - xml_parser_set_option($xml, XML_OPTION_SKIP_WHITE, 1); - xml_parser_set_option($xml, XML_OPTION_CASE_FOLDING, 0); - xml_set_object($xml, $this); - xml_set_character_data_handler($xml, 'cdata'); - xml_set_element_handler($xml, 'tag_open', 'tag_close'); - - // Parse! - if (!xml_parse($xml, $data, true)) - { - $this->error_code = xml_get_error_code($xml); - $this->error_string = xml_error_string($this->error_code); - $return = false; - } - $this->current_line = xml_get_current_line_number($xml); - $this->current_column = xml_get_current_column_number($xml); - $this->current_byte = xml_get_current_byte_index($xml); - xml_parser_free($xml); - return $return; + if ($xml_is_sane) + { + $xml = xml_parser_create_ns($this->encoding, $this->separator); + xml_parser_set_option($xml, XML_OPTION_SKIP_WHITE, 1); + xml_parser_set_option($xml, XML_OPTION_CASE_FOLDING, 0); + xml_set_object($xml, $this); + xml_set_character_data_handler($xml, 'cdata'); + xml_set_element_handler($xml, 'tag_open', 'tag_close'); + + // Parse! + if (!xml_parse($xml, $data, true)) + { + $this->error_code = xml_get_error_code($xml); + $this->error_string = xml_error_string($this->error_code); + $return = false; + } + $this->current_line = xml_get_current_line_number($xml); + $this->current_column = xml_get_current_column_number($xml); + $this->current_byte = xml_get_current_byte_index($xml); + xml_parser_free($xml); + return $return; + } + else + { + libxml_clear_errors(); + $xml =& new XMLReader(); + $xml->xml($data); + while (@$xml->read()) + { + switch ($xml->nodeType) + { + + case constant('XMLReader::END_ELEMENT'): + if ($xml->namespaceURI !== '') + { + $tagName = "{$xml->namespaceURI}{$this->separator}{$xml->localName}"; + } + else + { + $tagName = $xml->localName; + } + $this->tag_close(null, $tagName); + break; + case constant('XMLReader::ELEMENT'): + $empty = $xml->isEmptyElement; + if ($xml->namespaceURI !== '') + { + $tagName = "{$xml->namespaceURI}{$this->separator}{$xml->localName}"; + } + else + { + $tagName = $xml->localName; + } + $attributes = array(); + while ($xml->moveToNextAttribute()) + { + if ($xml->namespaceURI !== '') + { + $attrName = "{$xml->namespaceURI}{$this->separator}{$xml->localName}"; + } + else + { + $attrName = $xml->localName; + } + $attributes[$attrName] = $xml->value; + } + $this->tag_open(null, $tagName, $attributes); + if ($empty) + { + $this->tag_close(null, $tagName); + } + break; + case constant('XMLReader::TEXT'): + + case constant('XMLReader::CDATA'): + $this->cdata(null, $xml->value); + break; + } + } + if ($error = libxml_get_last_error()) + { + $this->error_code = $error->code; + $this->error_string = $error->message; + $this->current_line = $error->line; + $this->current_column = $error->column; + return false; + } + else + { + return true; + } + } } function get_error_code() @@ -13159,27 +14515,6 @@ class SimplePie_Parser function tag_open($parser, $tag, $attributes) { - if ($this->feed === 0) - { - return; - } - elseif ($this->feed == false) - { - if (in_array($tag, array( - SIMPLEPIE_NAMESPACE_ATOM_10 . $this->separator . 'feed', - SIMPLEPIE_NAMESPACE_ATOM_03 . $this->separator . 'feed', - 'rss', - SIMPLEPIE_NAMESPACE_RDF . $this->separator . 'RDF' - ))) - { - $this->feed = 1; - } - } - else - { - $this->feed++; - } - list($this->namespace[], $this->element[]) = $this->split_ns($tag); $attribs = array(); @@ -13212,7 +14547,7 @@ class SimplePie_Parser if ($this->current_xhtml_construct >= 0) { $this->current_xhtml_construct++; - if (end($this->namespace) == SIMPLEPIE_NAMESPACE_XHTML) + if (end($this->namespace) === SIMPLEPIE_NAMESPACE_XHTML) { $this->data['data'] .= '<' . end($this->element); if (isset($attribs[''])) @@ -13230,8 +14565,8 @@ class SimplePie_Parser $this->datas[] =& $this->data; $this->data =& $this->data['child'][end($this->namespace)][end($this->element)][]; $this->data = array('data' => '', 'attribs' => $attribs, 'xml_base' => end($this->xml_base), 'xml_base_explicit' => end($this->xml_base_explicit), 'xml_lang' => end($this->xml_lang)); - if ((end($this->namespace) == SIMPLEPIE_NAMESPACE_ATOM_03 && in_array(end($this->element), array('title', 'tagline', 'copyright', 'info', 'summary', 'content')) && isset($attribs['']['mode']) && $attribs['']['mode'] == 'xml') - || (end($this->namespace) == SIMPLEPIE_NAMESPACE_ATOM_10 && in_array(end($this->element), array('rights', 'subtitle', 'summary', 'info', 'title', 'content')) && isset($attribs['']['type']) && $attribs['']['type'] == 'xhtml')) + if ((end($this->namespace) === SIMPLEPIE_NAMESPACE_ATOM_03 && in_array(end($this->element), array('title', 'tagline', 'copyright', 'info', 'summary', 'content')) && isset($attribs['']['mode']) && $attribs['']['mode'] === 'xml') + || (end($this->namespace) === SIMPLEPIE_NAMESPACE_ATOM_10 && in_array(end($this->element), array('rights', 'subtitle', 'summary', 'info', 'title', 'content')) && isset($attribs['']['type']) && $attribs['']['type'] === 'xhtml')) { $this->current_xhtml_construct = 0; } @@ -13244,7 +14579,7 @@ class SimplePie_Parser { $this->data['data'] .= htmlspecialchars($cdata, ENT_QUOTES, $this->encoding); } - elseif ($this->feed > 1) + else { $this->data['data'] .= $cdata; } @@ -13252,22 +14587,17 @@ class SimplePie_Parser function tag_close($parser, $tag) { - if (!$this->feed) - { - return; - } - if ($this->current_xhtml_construct >= 0) { $this->current_xhtml_construct--; - if (end($this->namespace) == SIMPLEPIE_NAMESPACE_XHTML && !in_array(end($this->element), array('area', 'base', 'basefont', 'br', 'col', 'frame', 'hr', 'img', 'input', 'isindex', 'link', 'meta', 'param'))) + if (end($this->namespace) === SIMPLEPIE_NAMESPACE_XHTML && !in_array(end($this->element), array('area', 'base', 'basefont', 'br', 'col', 'frame', 'hr', 'img', 'input', 'isindex', 'link', 'meta', 'param'))) { $this->data['data'] .= 'element) . '>'; } } - if ($this->current_xhtml_construct == -1) + if ($this->current_xhtml_construct === -1) { - $this->data =& $this->datas[$this->feed]; + $this->data =& $this->datas[count($this->datas) - 1]; array_pop($this->datas); } @@ -13276,7 +14606,6 @@ class SimplePie_Parser array_pop($this->xml_base); array_pop($this->xml_base_explicit); array_pop($this->xml_lang); - $this->feed--; } function split_ns($string) @@ -13574,7 +14903,7 @@ class SimplePie_Sanitize $file =& new $this->file_class($img['attribs']['src']['data'], $this->timeout, 5, array('X-FORWARDED-FOR' => $_SERVER['REMOTE_ADDR']), $this->useragent, $this->force_fsockopen); $headers = $file->headers; - if ($file->success && ($file->status_code == 200 || ($file->status_code > 206 && $file->status_code < 300))) + if ($file->success && ($file->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($file->status_code === 200 || $file->status_code > 206 && $file->status_code < 300))) { if ($cache->save(array('headers' => $file->headers, 'body' => $file->body))) { @@ -13583,7 +14912,7 @@ class SimplePie_Sanitize } else { - trigger_error("$cache->name is not writeable", E_USER_WARNING); + trigger_error("$this->cache_location is not writeable", E_USER_WARNING); } } } @@ -13605,7 +14934,7 @@ class SimplePie_Sanitize $data = htmlspecialchars($data, ENT_COMPAT, 'UTF-8'); } - if ($this->output_encoding != 'UTF-8') + if ($this->output_encoding !== 'UTF-8') { $data = SimplePie_Misc::change_encoding($data, 'UTF-8', $this->output_encoding); } @@ -13669,4 +14998,4 @@ class SimplePie_Sanitize } } -?> \ No newline at end of file +?>